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Gerd
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Asking about the Biography of A. Jaegers
      #3197302 - 07/03/09 03:22 PM


Can I get some information about the biography of A. Jaegers?
What was his first name, when was the Optical Forma was founded, when and why the production was set?
I own a 6Inch F5 and my local club a 6 Inch F8.
These are fine lenses
Someone who knew him personally? If there is a photo of him?

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3197423 - 07/03/09 05:02 PM

Albert I think was his first name... I have a close to perfect 6" F15 and Joe the guy from Ebay just sold me a 4.25 900mm for my new guide scope project.. I scored it for $75 and he said it is perfect!!
Robert B. Ariail information on europa

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.

Edited by clintwhitman (07/03/09 05:21 PM)


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actionhac
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3197510 - 07/03/09 06:07 PM

Interesting link Clint.
Under the Jaegers heading it is noted the 1970's Unitron objectives were very poor quality, never seen these words all in the same sentence before.

Robert


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: actionhac]
      #3197719 - 07/03/09 09:06 PM

I have been saying for years that the 1960s/70s Unitron objectives were iffy at best It took me over fours years to find two 102 1200s that I would say are very very good to use in my 160 unitrons.I have one that is amazing and I am still not convinced it is not a Jaegers 102 F15 coated objective. John Pons even said it was close to perfect. John said there was no way it was a Uniturd!! LOL Thats what John calls them...I Even have a 1970 GREEN Lens Unitron and I hate to say it but I would give that lens a 7 out of 10. On the other hand the Unitron mounts are incredible fun to use and a joy to own. Having a greeat lens is an added bonus!!

I think 4" lenses and bigger do not come out of the old polishing factory as perfect objectives my experience with most of the 4" Unitron lenses is they are over corrected. Some by a little and some by alot. just a little and the star test is shot. Also guys that buy these are not alway going to go around bad mouthing the expesive lens they just bought!! I dont really care all the bad lenes I have purchased I have resold and I have been totaly honest about what I thought of the lens. But I guess a 5 or a 6 out of ten is better than a cracked or scratched lens??

John Pons is a very Carfull about saying anything good about anything that is not his. He said to me once Jaegers never made a bad lens, that is a quote. For John to say that is saying alot about Jaegers.

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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woodsman
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3197777 - 07/03/09 09:53 PM

OK, I have all these refractors, and I have no idea how to test them or even collimate a refractor lens. Other than taking them to a lab, is there a simple way to test one?? I'd like to test my Sears 90mm. I guess I should have paid more attention to the postings from before, because I remember seeing something about a flourescent light test, but I don't know if that is for a refractor lens , and one where you can check diffraction rings, but I'm pretty unsure what I need to do. Any suggestions guys? Thanks for any help, and happy 4th, Rich

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artisticwoods
C-14 Orange Tube, C-8, C-5, C-90 Astro Model, C8 Schmidt Camera 8" f1.5, C5.5 Schmidt Camera f1.65, SPI 42mm f/19 Refractor, Sears 90mm f/15.56 Ref, Sears 80mm f/15 Ref, Swift 77mm f/13 Model 831, Scope 60mm f/11.7, Sears 50mm f/12
Unitron Model 140 75mm/1200mm, Unitron model 128 60mm/900mm


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: woodsman]
      #3197939 - 07/04/09 12:49 AM

Star Testing In the word of the best refractor men alive Rolands star testing on Roberts SITE

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: woodsman]
      #3197954 - 07/04/09 01:08 AM

Rich, Spaced doublet objectives should produce the Newton rings you speak of. It very easy, take the dew shield off the ota. Take it under a bright floresent light (shop light). Look at the refelction of light off the lens. While moving it around look past but into the lens you will more than likely start to see a series of lines floating around in the mix of reflections. Theses are interferance rings AKA Newtons rings. If there in a bulls eye pattern the lens in in good shape, well made and space well... If not then Of the 10 or so 4" Unitron lenses I have worked on very few were made well enough to be able to produce newton rings. The ones that did were the keepers. The Nippon Kogakus all have perfect sets of newton rings as with many of the small scopes 80mm or less from Japan. What I can say about them is if they are present upon inspection under the floresent light, after colimation the star tests of the lenses with the rings have all been very good. This was true of the Tinsley. The first thing I checked after unscrewing the cover was the newton rings.

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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woodsman
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3197962 - 07/04/09 01:18 AM

Thanks Clint, I'll try to check for the Newton Rings. That rings a bell and I do remember you mentioning that with the Tinsley. Thanks for the link as well. I appreciate the help and I'll let you know what I find. Rich

--------------------
artisticwoods
C-14 Orange Tube, C-8, C-5, C-90 Astro Model, C8 Schmidt Camera 8" f1.5, C5.5 Schmidt Camera f1.65, SPI 42mm f/19 Refractor, Sears 90mm f/15.56 Ref, Sears 80mm f/15 Ref, Swift 77mm f/13 Model 831, Scope 60mm f/11.7, Sears 50mm f/12
Unitron Model 140 75mm/1200mm, Unitron model 128 60mm/900mm


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: woodsman]
      #3197974 - 07/04/09 01:33 AM

Roland speaks of spherical aberration that means the lens is ground badly, turned edge, over or under corected.what ever the case may be. You Can not tell if the lens is bad unless the focuser is square and the Cell is colimated prior to testing it on a star. Other things like the eyepiece and seeing conditions must also be taken into acount. All this stuff while it seems overwhelming is fairly simple to learn. My suggestion is to find a local old hand at it and pick his brain. There are a million simple tricks that take the lab work out of it.. But trial by error can be heart breaking!! and expensive Thank god for the web and guys like Pons, Lew, Robert, Grisom, and all the other old hands around here...

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: woodsman]
      #3197981 - 07/04/09 01:39 AM

Rich that guy Woodenstock or whatever the Focuser dude is in your town He is one of the best ATMers in the contry.. Guess who eles comes to mind Jack Eastman Lives up there he is a awsome guy to know and even has a 6" Clark he would love to show you!!!!

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.

Edited by clintwhitman (07/04/09 01:41 AM)


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woodsman
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3198004 - 07/04/09 02:10 AM

I think Jack Eastman lives in Denver if I'm not mistaken. Both would be great for assistance. Thanks, I think I'll start making some phone calls this week. I Appreciate the help, those are good ideas. It clouded up on me after teasing me for a great clear night. Guess I'll try again tomorrow. Rich

--------------------
artisticwoods
C-14 Orange Tube, C-8, C-5, C-90 Astro Model, C8 Schmidt Camera 8" f1.5, C5.5 Schmidt Camera f1.65, SPI 42mm f/19 Refractor, Sears 90mm f/15.56 Ref, Sears 80mm f/15 Ref, Swift 77mm f/13 Model 831, Scope 60mm f/11.7, Sears 50mm f/12
Unitron Model 140 75mm/1200mm, Unitron model 128 60mm/900mm


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Gerd
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3198108 - 07/04/09 05:48 AM Attachment (16 downloads)

Clint,

Thank you so much for your answer.


Mr. Jaegers is still alive?
Someone knows him personally?
Is there a photo?

In the seventies, the German telescope manufacturer Manfred Wachter uses lenses from A.Jaegers.
A famous telescope in Germany was the Wachter 6InchF10 Refractor with a lens from Jaegers.

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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Larry10
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3198128 - 07/04/09 06:56 AM

The original business location was destroyed by a fire many years ago but the business kept going mostly by word of mouth among it's customers, even though advertising ceased for a long time.
There is an Albert Jaegers Jr and an Albert Jaegers III and the company has a website - with an Adobe .pdf catlogue.
This is the e-mail address from their site:
Ajoptics@verizon.net
You might try writing.
There were some interesting anecotes posted on the Astomart website (if my memory is good) by someone who worked in the original factory. I tried a quick search of their forums but could not locate the postings. They were very amusing.

--------------------
Larry


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Lew Chilton
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3198131 - 07/04/09 07:03 AM

Gerd,

Here's a little information about Jaegers that I found on Ancestry.com.

Clint is correct, his name was Albert Jaegers.

Albert J. Jaegers was born in New York on 12 September 1914 and died on 11 January 2005. His last residence was in Lynbrook, Nassau County, New York.

His father, Joseph P. Jaegers (1885-1948?), a house painter, was born in Ohio, and his grandfather, Albert Jaegers (1868-1925), a sculptor, was born in Germany in the area of Wuppertal.

Albert J. Jaegers is survived by a son, Albert J. Jaegers, Jr., who lives in New York.

I hope this information is of help to you.

--------------------
I don't get no respect, but my scopes do!
----------------------------------------------
1961 Swift 60mm model 839 (2); 2003 TV-102/GM-8; 1959 8" f/6 Treckerscope; 1959 8" f/7.4 Murray Scope; 1959 Fecker Celestar-4; 1978 4" Edmund Astroscan; c. 1986 4-inch Celestron-Vixen SP-C102; c. 1950 20X60 Saturn spotting scope; 1963 7X50 Nippon Kogaku binoculars; Unitron #114 alt-az mount (Swifty-tron)


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Larry10
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Re: Asking about the Biography of A. Jaegers new [Re: Larry10]
      #3198132 - 07/04/09 07:03 AM

Aha!
I found that Astromart thread:
Jaegers Amart thread

--------------------
Larry


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Lew Chilton
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Re: Asking about the Biography of A. Jaegers new [Re: Larry10]
      #3198142 - 07/04/09 07:20 AM

What a thread, Larry! I enjoyed it a lot.

I once owned a 6-inch f/15 Jaegers objective that I mounted in an aluminum tube and observed with near Mt. Pinos a few times in the mid-1970s before selling it to a friend for $300. Boy, do I regret selling it now!

--------------------
I don't get no respect, but my scopes do!
----------------------------------------------
1961 Swift 60mm model 839 (2); 2003 TV-102/GM-8; 1959 8" f/6 Treckerscope; 1959 8" f/7.4 Murray Scope; 1959 Fecker Celestar-4; 1978 4" Edmund Astroscan; c. 1986 4-inch Celestron-Vixen SP-C102; c. 1950 20X60 Saturn spotting scope; 1963 7X50 Nippon Kogaku binoculars; Unitron #114 alt-az mount (Swifty-tron)


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Gerd
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Re: Asking about the Biography of A. Jaegers new [Re: Lew Chilton]
      #3198267 - 07/04/09 09:15 AM

Lew & Larry,
Thank you so much!

Unfortunately, I can not read the thread.
I can not log in astromart anymore.
Astromart does not accept my usual password.
When I reset, I received no mail from astro mart, I do not know why?

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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Larry10
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3198339 - 07/04/09 10:07 AM

Gerd,
I sent you a personal message.
Larry

--------------------
Larry


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tim53
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Re: Asking about the Biography of A. Jaegers new [Re: Larry10]
      #3198402 - 07/04/09 10:44 AM

Gerd and others:

Come on down to my thread on ATM/DIY and comment on my building of an OTA for my 6" f/15 Jaegers!

My family is out of town for the weekend, so I'm frantically trying to get this done before they get back and I have to go to work on Monday!

I'm having a blast, though.

Fireworks? What fireworks? Just don't anybody set all that sawdust on fire!


-Tim. 6" f/15 build

--------------------
"We`re just waiting looking skyward as the days come down.
Someone promised there`d be answers, if we stayed around."
-Orchestral Maneuvers in the Dark, "The Romance of the Telescope"


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mikey cee
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3198553 - 07/04/09 11:55 AM

Gerd...I also have a Jaegers 6" f/8. On a good seeing night when pointing the scope at Vega my image looks very similar to a perfect set of Newtons Rings under a flourecent light. Mike

--------------------
7x35 and 10x50 sears tower binocs, 3" f/10 edmunds reflector, 2.4" f/11.7 manon refractor, 6" f/8 jaegers refractor, "The 8 Ball" 8" f/13.3 brandt refractor, 3" f/15.8 sans&streiffe refractor, 3.1" f/15 selsi refractor(towa 339), 2.4" f/15 sears refractor, selsi 30x30mm spyglass, criterion 5-draw 25x45x75x spyglass(1957), 4.25" f/14.8 tasco 20te.


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: mikey cee]
      #3198596 - 07/04/09 12:15 PM Attachment (16 downloads)

Mike my 6" F15 was found unused in a box at mount wilson observator. It has a set of perfect Newton rings. I was told they had purchased it in 1962 and it was never used. John Pons made the 6" unitron tail piece adapter and wonderfull colimatible lens cell during the 90s. Then it was sold to Philo a local astronimer he had it siting in a box for years. Then John and I bought it back from him and finish the scope. It has 8 Spun aluminum baffles installed in its 7" aluminum powder coated tube. I had all the milled aluminum Black anodized. Used restored 7" very old Meade rings that John customized. The result of all this work it and OTA that produces F15 veiws that are as pleasing as my TAK 130 produces. A very nice telescope. Like John said Jaegers never made a bad lens!!
Look at the design of the cell and locking adjusters. The Cap on the dew shield strated life as a piece of 3/4" plate stock Aluminum.. Crazy HD,,

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.

Edited by clintwhitman (07/04/09 12:19 PM)


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3198619 - 07/04/09 12:26 PM Attachment (19 downloads)

I have never really posted much about the way John made this thing.. Here is the original 1960s 6" unitron tail piece with a seven inch adapter. The super focuser has custom made Stainless steel knobs and a custom 2" threaded adapter for standard eyepices, John made these for the scope..
This is the most elaborate Jaegers telescope I have ever seen. I didnt think I was getting a scope like this when a agreed to build it. John just cant do anything half way. Before we even stared the build we installed the lens in Steve Millers GOTO and spent two nights testing the lens..LOL I guess John was trying to teach me patience!!

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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rmollise
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3198755 - 07/04/09 01:52 PM

You-all may find this info about Jaeger's current status on Phil Harrington's site to be of interest...

http://www.philharrington.net/old90.htm

--------------------
Uncle Rod

Rod's New Book:
Choosing and Using a New CAT
Available now!


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mikey cee
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3198927 - 07/04/09 03:37 PM

Clint.....Your a very fortunate man to have a person of the type of Pons as a friend and mentor. Remember that to some new kid you reach out to he will some day hold you to in such high esteem. What goes around comes around! Mike

--------------------
7x35 and 10x50 sears tower binocs, 3" f/10 edmunds reflector, 2.4" f/11.7 manon refractor, 6" f/8 jaegers refractor, "The 8 Ball" 8" f/13.3 brandt refractor, 3" f/15.8 sans&streiffe refractor, 3.1" f/15 selsi refractor(towa 339), 2.4" f/15 sears refractor, selsi 30x30mm spyglass, criterion 5-draw 25x45x75x spyglass(1957), 4.25" f/14.8 tasco 20te.


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tim53
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Re: Asking about the Biography of A. Jaegers new [Re: mikey cee]
      #3199005 - 07/04/09 04:16 PM

Clint:

All three of my Jaegers 6" lenses are from the early 60s, I was told. f/5, f/10, and the f/15 I'm currently working on!

-Tim.

--------------------
"We`re just waiting looking skyward as the days come down.
Someone promised there`d be answers, if we stayed around."
-Orchestral Maneuvers in the Dark, "The Romance of the Telescope"


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PhilH
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Re: Asking about the Biography of A. Jaegers new [Re: rmollise]
      #3199264 - 07/04/09 07:11 PM

Quote:

You-all may find this info about Jaeger's current status on Phil Harrington's site to be of interest...

http://www.philharrington.net/old90.htm




Hey Rod,

Have you checked out their catalog? It's downloadable as a Word document. My favorite entry has to be this one on page 14:

--------------------------
…BRAND NEW AMERICAN MADE OPTICS AND MOUNTINGS… We have a large inventory of brand new war surplus achromatic unmounted eyepiece lens sets which were made to exacting government specifications. We have taken these brand new lens sets and mounted them in precision 1 ¼” outside diameter standard astronomical mounts. If these lenses had to be manufactured elsewhere, they would sell for three to four times more. All the eyepieces listed below are mounted. These cells are made of aluminum which is black anodized to eliminate glare.
--------------------------

A large inventory of *brand new war surplus* achromatic lenses?? Wow!!

--------------------
Phil Harrington
Contributing editor, Astronomy magazine
Author: Star Ware || Star Watch || Touring the Universe through Binoculars || et al...
Binocular Universe
http://www.philharrington.net
http://www.observingsites.com
"Two eyes are better than one!"


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tim53
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Re: Asking about the Biography of A. Jaegers new [Re: PhilH]
      #3199429 - 07/04/09 08:54 PM

Hi Phil!!

You know, I wouldn't be surprised if those are NOS parts left over from WWII!

-Tim.

--------------------
"We`re just waiting looking skyward as the days come down.
Someone promised there`d be answers, if we stayed around."
-Orchestral Maneuvers in the Dark, "The Romance of the Telescope"


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: PhilH]
      #3199482 - 07/04/09 09:35 PM

Hey Phil Since were all subscribers to your Magazine You should talk the power that be into doing an artical about the up coming Second Anual Mount Pinos Classic Star Party... Steve Miller, Myself and a bunch of others will be there this year August 14th. Last year it caused quite a stir with all the old hands at Pinos. It is something to see!!!! Clint (aveman Whitman... It really would be a great artical to run.Lots of great stories and eqipment in one place. Thanks and let me know what I should do to make it happen!!!!

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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rmollise
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Re: Asking about the Biography of A. Jaegers new [Re: PhilH]
      #3199972 - 07/05/09 09:15 AM

Quote:

Hey Rod,

Have you checked out their catalog? It's downloadable as a Word document.




I did and was bemused. Do they have a bunch of WAR SURPLUS squirreled away in an Indiana Jones type warehose? What ELSE is in there?!

--------------------
Uncle Rod

Rod's New Book:
Choosing and Using a New CAT
Available now!


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Gerd
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Re: Asking about the Biography of A. Jaegers new [Re: rmollise]
      #3200231 - 07/05/09 12:09 PM Attachment (9 downloads)

Thank you to all classic friends for your friendly support
by the search to informations about Al Jaegers.
The quality of his optics is excellent!
I am aware what a jewel the lens of my cometseeker Jaegers 6 "F5 represents.

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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mikey cee
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Re: Asking about the Biography of A. Jaegers new [Re: rmollise]
      #3200365 - 07/05/09 01:23 PM

Rod....I wouldn't be a least bit surprized. They might have bought a *BLEEP* load of stuff over the years from the gov't. We'd be surprized what some of these astute business minds have squirreled away. Remember optics don't take up as much space as compared to some home based businesses. Mike

--------------------
7x35 and 10x50 sears tower binocs, 3" f/10 edmunds reflector, 2.4" f/11.7 manon refractor, 6" f/8 jaegers refractor, "The 8 Ball" 8" f/13.3 brandt refractor, 3" f/15.8 sans&streiffe refractor, 3.1" f/15 selsi refractor(towa 339), 2.4" f/15 sears refractor, selsi 30x30mm spyglass, criterion 5-draw 25x45x75x spyglass(1957), 4.25" f/14.8 tasco 20te.


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woodsman
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3200894 - 07/05/09 07:41 PM

Hi Clint:
I did that Newton ring test on the Sears 90mm Lens. I saw those Newton rings. If I looked at the lens from the side, I saw the rings go way out, they kept getting closer and closer together from the center out, and there was a bull's eye in the center. It reminded me of growth rings on a tree. I would estimate that there were a series of about 20 rings or so, but I don't know how to read them as to whether or not they indicated a good lens. I was up on the ladder holding it close to the light, but I kept thinking I'd probably drop the lens if I tried to get it too close. Anyway, they were obvious and could be easily seen. Does a coated lens show them up better? Thanks for the info. Rich

--------------------
artisticwoods
C-14 Orange Tube, C-8, C-5, C-90 Astro Model, C8 Schmidt Camera 8" f1.5, C5.5 Schmidt Camera f1.65, SPI 42mm f/19 Refractor, Sears 90mm f/15.56 Ref, Sears 80mm f/15 Ref, Swift 77mm f/13 Model 831, Scope 60mm f/11.7, Sears 50mm f/12
Unitron Model 140 75mm/1200mm, Unitron model 128 60mm/900mm


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Steve40
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Re: Asking about the Biography of A. Jaegers new [Re: Larry10]
      #3204813 - 07/07/09 07:05 PM

Hi Guys!

I'm the Steve Nightingale in that AMart thread---I'm glad there is an interest in Jaegers!!

Steve

ps: my first job there was to collate, staple, and put mailing addresses on the yellow covered catalogues---anyone have one from 1968?

Edited by Steve40 (07/07/09 07:10 PM)


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Steve40
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3204833 - 07/07/09 07:13 PM

"Like John said Jaegers never made a bad lens!!"

I helped Al test his 6 inch lenses and plenty of them were not so good---but he wouldn't ship them! If there was any doubt, he would have them re-worked until he was satisfied.

Steve


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MtnGoat
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Re: Asking about the Biography of A. Jaegers new [Re: Steve40]
      #3204852 - 07/07/09 07:25 PM

That's pretty cool. As a kid in the mid 70's I spent long hours drooling over the twin catalogs with stuff in them I could kind of dream about actually owning, A. Jaeger's and Edmunds Scientific. Of course, the slick Unitron catalog and the Cave one were great too, but when i'd saved up my pennies, the first two were the only ones I could afford.

Always lusted after one of the 6" achro's, and still do. I do have a question...what was up with the weird objective sizing? 3 1/8", 4 1/4" etc....are these conversions from metric something? Always wondered about the odd fractions tacked onto the end of many A Jaeger achro's.

--------------------
"Ignorant people think it's the noise which fighting cats make that is so aggravating, but it ain't so; it's the sickening grammar they use." Mark Twain



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actionhac
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Re: Asking about the Biography of A. Jaegers new [Re: Steve40]
      #3205035 - 07/07/09 09:11 PM

I still have one that I ordered in 1971. It has a yellow cover.
I also have a 3 1/4" f12 refractor with a Jeagers lens/cell and a Sky micro focuser.
And yes I sat at the back of the class room with my Jaegers and Edmund catalogs, dreaming.
My Jr high school had Astronomy and model rocketry classes, great fun. This is where I was exposed to Jaegers and Edmund. I was in 8th grade in 1971.

Robert


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actionhac
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Re: Asking about the Biography of A. Jaegers new [Re: actionhac]
      #3205070 - 07/07/09 09:28 PM

Steve,

Any idea who made the 3" and 4" objectives for Edmund?

I just wondered if you might know. Could it have been Jaegers? I always thought they came from Japan, Towa, Astro Optical or Seiko. But after seeing the markings and index's on the sides of Jaegers lenses, they look like they may have come from the same source.

Robert


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Larry10
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Re: Asking about the Biography of A. Jaegers new [Re: Steve40]
      #3205236 - 07/07/09 10:51 PM

Yes, Steve,...the yellow cover one...but just a few years past 1968, sorry.
I had a scope that used the uncoated 83mm f/15 lens and truly regret parting with it some years back. I was thrilled when it showed Pi Aquila (1.4") clearly elongated and I also have a few views of Jupiter through it that are still etched in my memory. A really terrific smaller piece of glass (with a great Quaker Oats container dew shield).
I've also viewed through two 5" f/5's and a 6" f/15 which were also very well figured.
I just wish these lenses were still available at the catalogue prices back then.

--------------------
Larry


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Gerd
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Re: Asking about the Biography of A. Jaegers new [Re: Steve40]
      #3209773 - 07/10/09 10:58 AM Attachment (12 downloads)

Hi Steve,

in 1984 I bought my first Sky&Telescope magazine and I found there a ad from Jaegers.
I was fascinated from Al Jaegers flagship ,a 6 Inch lens “mounted and coated”.
At this time I owned a Unitron Model 142,
and a 6 Inch lens seems to be right size for my next telescope.
In 1987 at ITT, a star party in Carinthia, Austria, I meet the first time Albert Wacker,
whose equipment was a 6”F5 RFT with a Jaegers lens.
I was fascinated from the wide field views and how little of the secondary spectre was seen.

I looked for classifieds in Sky&Telescope,
but staying in Germany I had no chance that one from U.S.A sold a Jaegers lens to me over the big pond.
My friend Uwe´s sister married a Canadian guy and she lived a few years in USA.
She bought 1993 from a classified in sky&telescope a 6Inch F5 Jaegers lens for Uwe,
and a few years later, I was able to persuade him, to sell the lens to me.
10 years after my first look through a 6 Inch Jaegers I am happy to own finally a 6” Jaegers lens.
2 years later we bought also a 6"F8 lens, which belongs today to our local astronomy club.
The favourite Instrument to look along the milky way is for me my Jaegers 6"F5.

Do you have a foto from Mr.Jaegers?

You see here my old friend Albert (now 81 years old) and his 6 InchF5 Jaegers RFT

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3209961 - 07/10/09 12:37 PM

Gerd, Awsome story and post thanks for sharing this with us. I have a 5" f4 that belonged to George Carrol the telescope maker. It is really nice

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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Kevin Brose
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3210934 - 07/10/09 10:01 PM

So is anyone familiar with the quality of the current Jaegers objectives? Their catalog still shows 6" objectives in various focal lengths, albeit a bit pricey. I suspect the current lenses are sourced from an off shore supplier, that is just my guess.

I would like to obtain a 6" f/10 objective (especially an older Jaegers) and finding one for sale is pretty rare. It would be good to know more about the optical quality of the current objectives before taking the plunge.

- Kevin


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rmollise
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Re: Asking about the Biography of A. Jaegers new [Re: Kevin Brose]
      #3211549 - 07/11/09 08:09 AM

Quote:

So is anyone familiar with the quality of the current Jaegers objectives? Their catalog still shows 6" objectives in various focal lengths, albeit a bit pricey. I suspect the current lenses are sourced from an off shore supplier, that is just my guess.

I would like to obtain a 6" f/10 objective (especially an older Jaegers) and finding one for sale is pretty rare. It would be good to know more about the optical quality of the current objectives before taking the plunge.

- Kevin




Quality? I'm not even sure they are really sellin' anything.



--------------------
Uncle Rod

Rod's New Book:
Choosing and Using a New CAT
Available now!


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: rmollise]
      #3211911 - 07/11/09 12:28 PM

I dont know if D&G currently is making a f10 but I know where there is an F15 6" D&G for sale Call woodland hills Camera and telescope, Ask for Dan and tell him (aveman sent ya!! He asked me if I wanted it two weeks ago.

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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Kevin Brose
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Re: Asking about the Biography of A. Jaegers new [Re: rmollise]
      #3212017 - 07/11/09 01:52 PM



Quality? I'm not even sure they are really sellin' anything.







Well, that is a good point. Who wants to be the first one to place an order to see what happens? I think I'll defer...


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Kevin Brose
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3212035 - 07/11/09 02:03 PM


Hey Caveman,

Thanks for the tip about the 6" f/15 D&G. Unfortunately an f/15 will not fit in the observatory.

D&G does not offer a 6" f/10. Anything longer - f/12, f/15, f/18, etc. - no problem. Seems like f/10 is the forgotten focal length. f/8 is easy to come by, same with f/12 and longer. But f/10? Forget it. If D&G offered a f/10 I would be all over that right now.

I'll just keep looking, an f/10 will show up someday.

- Kevin


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mikey cee
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Re: Asking about the Biography of A. Jaegers new [Re: Kevin Brose]
      #3212044 - 07/11/09 02:14 PM

[quo

I'll just keep looking, an f/10 will show up someday.

- Kevin


Yeah and the minute it appears 99% of the time someone will beat you to it or snipe ya' at the last minute. You'd better just bite the bullet and call Albert Jr. He returns calls by the way. Mike

--------------------
7x35 and 10x50 sears tower binocs, 3" f/10 edmunds reflector, 2.4" f/11.7 manon refractor, 6" f/8 jaegers refractor, "The 8 Ball" 8" f/13.3 brandt refractor, 3" f/15.8 sans&streiffe refractor, 3.1" f/15 selsi refractor(towa 339), 2.4" f/15 sears refractor, selsi 30x30mm spyglass, criterion 5-draw 25x45x75x spyglass(1957), 4.25" f/14.8 tasco 20te.


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: Kevin Brose]
      #3212228 - 07/11/09 04:11 PM

Build a folded refractor!! The other option is to get hold of Joe Astrosync on Ebay Also Don Rothman and ask them to keep an eyeout for one...

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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Kevin Brose
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3217702 - 07/14/09 02:20 PM

FYI, the Jaegers option may be a moot point. The link to their website has been down for a few days now and no replies to email. It doesn't look good.

Maybe the final end for A. Jaegers Optics?

-Kevin


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tim53
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Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3218173 - 07/14/09 07:14 PM

Quote:

Build a folded refractor!! The other option is to get hold of Joe Astrosync on Ebay Also Don Rothman and ask them to keep an eyeout for one...




Heck, why?: 10" folded Brandt

Wish I could afford that, but I'm pretty sure I can't! (even if I sold all THREE of my Jaegers 6"ers!).

-Tim.

--------------------
"We`re just waiting looking skyward as the days come down.
Someone promised there`d be answers, if we stayed around."
-Orchestral Maneuvers in the Dark, "The Romance of the Telescope"


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actionhac
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Re: Asking about the Biography of A. Jaegers new [Re: tim53]
      #3218186 - 07/14/09 07:22 PM

I'd like to have that folded behemoth, its just my style. I'm scared to even ask him how much.

Robert


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tim53
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Re: Asking about the Biography of A. Jaegers new [Re: actionhac]
      #3218197 - 07/14/09 07:26 PM

Me too, so I think I will!

-Tim.

--------------------
"We`re just waiting looking skyward as the days come down.
Someone promised there`d be answers, if we stayed around."
-Orchestral Maneuvers in the Dark, "The Romance of the Telescope"


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2manyscopes
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3238713 - 07/26/09 12:35 AM

Go right to the best source. His son A.Jaegers Jr. is still in business. I just received a catalog from him postmarked 12-3-2008. I have corresponded with him via snail mail and telephone. He will talk your ear off. Very nice guy.

He has a nice assortment of *new* classic parts including a focuser and tailpiece for a 6" refractor and a neat 7x50 finder.

I have a 1976 Six inch Cave Astrola refractor. Cave did not make refractor objectives but bought them from Jaegers.

The original Jaegers shop burned down in the 70's I believe. I think that was the end of their heyday. Write a letter and you may just be able to write his father's biography yourself.
Bill
SkyExplorers

--------------------
1962 8" f/8 Cave Astrola Model "B" Deluxe complete
1970 8" f/6 Cave Astrola Lightweight deluxe OTA
1976 6" f/15 Cave Astrola refractor
195? 10" f/7.3 Cave Astrola Newtonian
8" f/6 Richard Fagin Dob
198? Celestron SP-C8
2003 Celestron Fastar C-14
Meade 6" f/3.6 Schmidt Newtonian
4" f/15 ATM refractor circa 1959
4" f/6 BW Optik Semi-Apo refractor
Celestron C102
University Optics 80mm f/6.25 refractor kit scope
William Optics 80SD refractor
Celestron branded Losmandy G-11


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2manyscopes
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3238714 - 07/26/09 12:35 AM

Go right to the best source. His son A.Jaegers Jr. is still in business. I just received a catalog from him postmarked 12-3-2008. I have corresponded with him via snail mail and telephone. He will talk your ear off. Very nice guy.

He has a nice assortment of *new* classic parts including a focuser and tailpiece for a 6" refractor and a neat 7x50 finder.

I have a 1976 Six inch Cave Astrola refractor. Cave did not make refractor objectives but bought them from Jaegers.

The original Jaegers shop burned down in the 70's I believe. I think that was the end of their heyday. Write a letter and you may just be able to write his father's biography yourself.
Bill
SkyExplorers

--------------------
1962 8" f/8 Cave Astrola Model "B" Deluxe complete
1970 8" f/6 Cave Astrola Lightweight deluxe OTA
1976 6" f/15 Cave Astrola refractor
195? 10" f/7.3 Cave Astrola Newtonian
8" f/6 Richard Fagin Dob
198? Celestron SP-C8
2003 Celestron Fastar C-14
Meade 6" f/3.6 Schmidt Newtonian
4" f/15 ATM refractor circa 1959
4" f/6 BW Optik Semi-Apo refractor
Celestron C102
University Optics 80mm f/6.25 refractor kit scope
William Optics 80SD refractor
Celestron branded Losmandy G-11


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Kevin Brose
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Re: Asking about the Biography of A. Jaegers new [Re: 2manyscopes]
      #3240192 - 07/26/09 08:33 PM

Quote:

Go right to the best source. His son A.Jaegers Jr. is still in business. I just received a catalog from him postmarked 12-3-2008. I have corresponded with him via snail mail and telephone. He will talk your ear off. Very nice guy.

He has a nice assortment of *new* classic parts including a focuser and tailpiece for a 6" refractor and a neat 7x50 finder.

I have a 1976 Six inch Cave Astrola refractor. Cave did not make refractor objectives but bought them from Jaegers.

The original Jaegers shop burned down in the 70's I believe. I think that was the end of their heyday. Write a letter and you may just be able to write his father's biography yourself.
Bill
SkyExplorers




It is official, Al Jaegers Jr. has decided to close the business. I exchanged email with him on 7-15 and to quote Al: "business has closed". I suspected something was up when their website had been shut down.

I guess it's not too surprising considering they weren't doing much marketing wise. It's really too bad, they produced some real fine achromat objectives over the years.

- Kevin


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clintwhitman
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Re: Asking about the Biography of A. Jaegers new [Re: Kevin Brose]
      #3242104 - 07/27/09 10:05 PM

Very sad news I will never sell the unipons with it 6" Jaegers f15 it is a wonderfull lens!!

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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leonard
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Re: Asking about the Biography of A. Jaegers new [Re: 2manyscopes]
      #3242766 - 07/28/09 11:31 AM

Hello Group ,

I found this thread interesting and a nice read . I would like to ask a question .

After reading here I did not read anything about where Mr. Jaegers lens were made . It seems he did not making them himself but had a contractor make them , which he tested and sold the ones that meet his standards . One person in the thread said he helped test the lens but did not return any information , unless I missed it . I remember the ads in S&T years ago that said they were made in the U.S.A. .
So who was it ?
Leonard


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Bonco
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Re: Asking about the Biography of A. Jaegers new [Re: leonard]
      #3243472 - 07/28/09 05:55 PM

Just a comment on A Jaegers. As a teenager in the 60's I was never impressed with the A. Jaeger's ads. They had no glamor like the Unitron ads and I assumed their optical products muust be way inferior. Back in the day I never read any reviews of their lenses and I never knew until later that they were first class products. If you look at the old ads and prices it makes me sick that I didn't buy several 4 to 6 inch lenses back then. Too late now.
Cheers, Bill

--------------------
RV6
Meade 2045
6 inch f/4 RFT R. Fagin Optics
TV Genesis
2.4 inch Lafayette Equitorial
3 inch Polarex/Unitron Equitorial
10 inch Zhumell
PST 40mm Solar scope
4 inch F/15 Antares
2.4 inch Unitron Equitorial
Tasco 10K 80mm/1200mm
Towa 339 Restored


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Steve40
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Posts: 24
Re: Asking about the Biography of A. Jaegers new [Re: leonard]
      #3246614 - 07/30/09 12:23 PM

Hi Leonard,

I'm the one who Al invited "downstairs" to test the 6 inch lenses. As a teenager I worked on many projects (grinding small lenses, 8 inch mirrors, prisms, etc.) at the Lynbrook factory but never the 6 inchers.

My recollection, which could be incorrect, was that Al had two senior opticians entrusted to grinding and polishing the 6 inchers. I _believe_ they were done in house in the Lynbrook plant.

The mirrors were ground and polished in the Lynbrook plant, and sent out to somebody for figuring.

Steve


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Awesomelenny
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Re: Asking about the Biography of A. Jaegers new [Re: Steve40]
      #3246766 - 07/30/09 01:36 PM

What a nice thread. Bonco, I too had that same impression regarding the Jaegers products back around 1970 when I too was only 15 years old. Those "war surplus" notations all over the catalog kinda struck me as cheap old optics. Sheesh, if I'd only knew too.

--------------------
Len

Meade 178 ED APO
127mm Astro_Tech ED APO
4" f/15 Model 166 Unitron with UNIWITT Pier
Televue Genesis SDF 101mm f/5.4
2.4" f/15 Model 128C Unitron
Coronado Solarmax 90 DS Telescope
Losmandy Titan; G-11; all w/Gemini
All in a "Backyard Observatory"
Spilhaus Space Clock
"The heavens declare the glory of God; the skies proclaim the work of his hands."
Psalm 19:1


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Lew Chilton
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Reged: 10/20/05
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Re: Asking about the Biography of A. Jaegers new [Re: Awesomelenny]
      #3246927 - 07/30/09 02:42 PM

I too always thought that anything from Jaegers was war surplus and not of good quality. But in 1970 or 1971 I found a 6-inch f/15 objective for sale at a pawnshop and purchased it for $50. I eventually mounted it and placed it atop my old pipe mount (with a 3- or 4-ft. vertical extension pipe) and it performed beautifully.

It was quite a sight to see that OTA mounted on a luggage rack atop my 1968 VW bug, which is how I transported it to the LAAS site in Lockwood Valley (at the foot of Mt. Pinos).

I only used it a few times before selling the OTA to a friend for $300. He used it a while as a guidescope for his 12-inch Newt. before selling it to someone else.

--------------------
I don't get no respect, but my scopes do!
----------------------------------------------
1961 Swift 60mm model 839 (2); 2003 TV-102/GM-8; 1959 8" f/6 Treckerscope; 1959 8" f/7.4 Murray Scope; 1959 Fecker Celestar-4; 1978 4" Edmund Astroscan; c. 1986 4-inch Celestron-Vixen SP-C102; c. 1950 20X60 Saturn spotting scope; 1963 7X50 Nippon Kogaku binoculars; Unitron #114 alt-az mount (Swifty-tron)


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mikey cee
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Re: Asking about the Biography of A. Jaegers new [Re: Lew Chilton]
      #3247104 - 07/30/09 04:12 PM

I too thought their ads were cheezy but I always associated war surplus stuff with high standards at bargain store prices. I jumped fast getting my 6" f/8 in 1973 along with all Jaegers parts to build a workable scope including their mount and pier. I still have the OTA and all associated optics.....32mm Erfle, 15mm Erfle, A.Jaegers 6mm Ortho, Barlow lens, star diagonal and an extra super focuser that has been modified onto my 8" Brandt. Mike

--------------------
7x35 and 10x50 sears tower binocs, 3" f/10 edmunds reflector, 2.4" f/11.7 manon refractor, 6" f/8 jaegers refractor, "The 8 Ball" 8" f/13.3 brandt refractor, 3" f/15.8 sans&streiffe refractor, 3.1" f/15 selsi refractor(towa 339), 2.4" f/15 sears refractor, selsi 30x30mm spyglass, criterion 5-draw 25x45x75x spyglass(1957), 4.25" f/14.8 tasco 20te.

Edited by mikey cee (07/30/09 04:14 PM)


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leonard
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Re: Asking about the Biography of A. Jaegers new [Re: Steve40]
      #3250370 - 08/01/09 11:17 AM

Hello Steve ,

WOW , thanks for the insight on who made what .
Must have been a real thrill . I wish I could have been that lucky .
Leonard


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Bob S
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Posts: 53
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Re: Asking about the Biography of A. Jaegers new [Re: leonard]
      #3255932 - 08/05/09 03:30 PM

The Jaegers website is back on line again.
Bob S.


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rmollise
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Re: Asking about the Biography of A. Jaegers new [Re: Bob S]
      #3256261 - 08/05/09 06:35 PM

Quote:

The Jaegers website is back on line again.
Bob S.




Now, if he'll actually start SELLIN' STUFF I'll be impressed.

--------------------
Uncle Rod

Rod's New Book:
Choosing and Using a New CAT
Available now!


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deSitter
Carpal Tunnel


Reged: 12/09/04
Posts: 2925
Re: Asking about the Biography of A. Jaegers new [Re: woodsman]
      #3256335 - 08/05/09 07:05 PM

It's funny, "when I was a boy", we were afraid of achromats but collimated our Newtonians like would-be studs. The reality is, collimating a Newtonian is nearly impossible while collimating an achromat is very easy and nearly permanent!

-drl

Quote:

OK, I have all these refractors, and I have no idea how to test them or even collimate a refractor lens. Other than taking them to a lab, is there a simple way to test one?? I'd like to test my Sears 90mm. I guess I should have paid more attention to the postings from before, because I remember seeing something about a flourescent light test, but I don't know if that is for a refractor lens , and one where you can check diffraction rings, but I'm pretty unsure what I need to do. Any suggestions guys? Thanks for any help, and happy 4th, Rich




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deSitter
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Re: Asking about the Biography of A. Jaegers new [Re: Bonco]
      #3256344 - 08/05/09 07:10 PM

Yes I remember this frame of mind exactly. Our state of practical knowledge was really low. A lot of it was based on advertising brochures we sent off for, knowing we couldn't afford whatever it was that inspired optical lust - like the 4" Unitron Photo-Equatorial. ($1074!!) Funny, my RV-6 was probably a much better OTA.

-drl

Quote:

Just a comment on A Jaegers. As a teenager in the 60's I was never impressed with the A. Jaeger's ads. They had no glamor like the Unitron ads and I assumed their optical products muust be way inferior. Back in the day I never read any reviews of their lenses and I never knew until later that they were first class products. If you look at the old ads and prices it makes me sick that I didn't buy several 4 to 6 inch lenses back then. Too late now.
Cheers, Bill




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Gerd
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Reged: 09/02/05
Posts: 272
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Re: Asking about the Biography of A. Jaegers new [Re: deSitter]
      #3306229 - 08/31/09 02:45 PM Attachment (7 downloads)

Thank you very much to all for your answers,
I will keep my Jaegers lens ,a 6"F5 with honor.
It is a good companion to my Zeiss AS 130/1950

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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mikey cee
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Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3306649 - 08/31/09 06:29 PM

Gerd....You need to check your bullseye levels better...every thing is leaning! Mike

--------------------
7x35 and 10x50 sears tower binocs, 3" f/10 edmunds reflector, 2.4" f/11.7 manon refractor, 6" f/8 jaegers refractor, "The 8 Ball" 8" f/13.3 brandt refractor, 3" f/15.8 sans&streiffe refractor, 3.1" f/15 selsi refractor(towa 339), 2.4" f/15 sears refractor, selsi 30x30mm spyglass, criterion 5-draw 25x45x75x spyglass(1957), 4.25" f/14.8 tasco 20te.


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clintwhitman
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Loc: ValVerde CA(SoEasyaCavemanCanD...
Re: Asking about the Biography of A. Jaegers new [Re: Gerd]
      #3307535 - 09/01/09 05:54 AM

Gerd it is ashamed you guys over there have to set up in such unclean and cluttered surroundings! Do you have to worry about those roving bands of singing school kids and nuns mucking up the place??

--------------------
Clint&Debbie Whitman (aveman
1960s 6"F15 Jaegers-Unipons by John Pons on a Byers 812, 1947 4" F15 TINSLEY, 1965 10" F8 CAVE, 1950 5CM & 6.5CM Nippon Kogakus (the twins), 1960s UNITRONS a 152 restored a 160 numbered green lens original mint a 114 original 50s mint, 1950s UNITRON M100 100mm F15 OTA, WO 80mm Florite, ASTROPHYSICS 155 EDFS on LOSMANDY G11, a bunch of Tascos,Sears Mayflowers The list goes on Add infinitum.


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Lew Chilton
Pooh-Bah


Reged: 10/20/05
Posts: 1010
Loc: SoCal
Re: Asking about the Biography of A. Jaegers new [Re: clintwhitman]
      #3308119 - 09/01/09 12:08 PM

Clint,
As in the "Sound of Music"? (Doe, a deer a female deer; ray, a drop of golden sun; me, a name I call myself; fa, a long, long way to run...)

Oops...getting off topic.

--------------------
I don't get no respect, but my scopes do!
----------------------------------------------
1961 Swift 60mm model 839 (2); 2003 TV-102/GM-8; 1959 8" f/6 Treckerscope; 1959 8" f/7.4 Murray Scope; 1959 Fecker Celestar-4; 1978 4" Edmund Astroscan; c. 1986 4-inch Celestron-Vixen SP-C102; c. 1950 20X60 Saturn spotting scope; 1963 7X50 Nippon Kogaku binoculars; Unitron #114 alt-az mount (Swifty-tron)


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Gerd
sage


Reged: 09/02/05
Posts: 272
Loc: near Stuttgart Schwabenländle
Re: Asking about the Biography of A. Jaegers new [Re: mikey cee]
      #3314669 - 09/04/09 11:02 AM Attachment (5 downloads)

If it only goes uphill, you need no bullseye,
but we try to do it better.

--------------------
Gerd
Member of the Backnanger Sterngucker
(stargazers of the area round Backnang, Germany)
www.bksterngucker.de


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