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06 Aug 2017

Views: 695

Sold!
$170.00

For Sale 12.5" Mirror Cell - Cave Astrola / Meade RG Design


By: astromajor Location: Metro Detroit (North) area

This is a 12.5" Mirror Cell, that could have been used in a Cave Astrola, Meade Research Grade, or other similar vint...

05 Aug 2017

Views: 263

Sold!
$85.00

For Sale Ken Novak 10" 9-Point Mirror Cell


By: Tom Duncan Location: Chico, CA

Used Ken Novak 9-point mirror cell for 10" mirrors. Looks like it is for a 12" ID tube. $85 shipped via USPS Priorit...

03 Aug 2017

Views: 297

Sold!
$50.00

For Sale Trunions


By: KGE Location: Connecticut

A pair of 10 in diameter Dobsonian side bearings. These date to about 1990 Cast aluminum, machined bearing surfaces....

03 Aug 2017

Views: 261

Found!
$1.00

Wanted Looking for a 3 1/2" secondary mirror


By: Hank Banker Location: NYC

Looking for a 3 1/2" secondary mirror. Coatings must be in good condition. Please let me know your price, with shippi...

03 Aug 2017

Views: 231

Sold!
$10.00

For Sale Bahtinov Mask


By: Astro Sky Location: Iowa, Louisiana

Farpoint Bahtinov Focus Mask for 3.5" to 6.5". Excellent condition $10 shipping in lower 48 states Paypal

03 Aug 2017

Updated: 22 Sep 2017

Views: 396

Sold!
$18.00

For Sale Kydex sheet


By: Astro Sky Location: Iowa, Louisiana

Kydex sheet,large 12" wide x 66" long Flat black inside. $18 shipping in lower 48 states. PayPal

02 Aug 2017

Updated: 02 Aug 2017

Views: 406

Sold!
$275.00

For Sale 12" Orion XT12 primary mirror - Unused


By: mightymatt Location: Illinois

For sale is a brand new, unused, Orion 12" f/5 primary from that I purchased a couple years ago but never ended up us...

01 Aug 2017

Updated: 02 Aug 2017

Views: 442

Sold!
$25.00

For Sale Counterweight for round tube


By: Bill Schneider Location: Athens, OH 45701

Price lowered! I have a shop-built counterweight for a round tube of around 10"-11" diameter. One side of the counte...

01 Aug 2017

Views: 218

Sold!
$15.00

For Sale 3" to 2" Adapter


By: MASILMW Location: US

3" to 2" Adapter Made of Mineral Filled Polycarbonate. Ideal to use with 3" PVC tubing. Includes a 10 - 32 Brass Thum...

31 Jul 2017

Updated: 31 Aug 2017

Views: 514

Sold!
$115.00

For Sale 8" F/6.5 Pyrex


By: ccaissie Location: Maine

Fine figured primary, coating good, but edge is getting a little dozy. Full thickness blank, should make a fine scope...

31 Jul 2017

Views: 258

Sold!
$20.00

For Sale Astrosystem 4 vanes heavy duty Spider


By: Astro Sky Location: Iowa, Louisiana

fit for 20 to 22" Telescope. Double bolts on each vane. $20.00 PayPal

30 Jul 2017

Views: 567

Sold!
$350.00

For Sale 11" Flat Conical Mirror New


By: ioptics Location: Salt Lake City, Utah

Nice 11" Flat Conical Mirror NOS made for a well know telescope manufacturuer as a fold mirror. Has 2" Central Perfor...

29 Jul 2017

Views: 313

Sold!
$249.00

For Sale Takahashi FS-128 OTA tube ONLY


By: SocalAstro Location: 90712

Aluminum OTA tube from a Takahashi FS128 145mm OD x 27 inches long. Threaded on both ends and internally baffled. S...

29 Jul 2017

Views: 226

Sold!
$18.00

For Sale Celestron/Vixen C4.5 Tube Mounting Rings


By: LarsJ Location: Sycamore, IL

These are the solid tube mounting rings from a Celestron/Vixen C4.5. They are 140mm and work best with a Vixen Polar...

28 Jul 2017

Views: 232

Sold!
$20.00

For Sale NICE 2.6" secondary holder with 3point push/pull collimation for sale!


By: MDearingJaxFL Location: Jax, FL

NICE 2.6" secondary holder with 3point push/pull collimation for sale! three way adjust with push/ pull (6) adjusters...

26 Jul 2017

Views: 211

Sold!
$140.00

For Sale GSO Reflector 3" focuser dual speed


By: Astro Sky Location: Iowa,Louisiana

Fit from size 12" to 18" tube. Has dual speed ratio. Have adapter 2" & 1.25" New cost $293.00 Sell $140.00 Focuse...

26 Jul 2017

Views: 321


$60.00

For Sale GSO mirror cell with fan


By: Astro Sky Location: Iowa.

GSO 10" primary mirror cell with fan. $60.00

24 Jul 2017

Views: 198


$1.00

Wanted Wanted 9.5 inch tube rings


By: Joe H Location: MN

Hi, I am interested in a pair of 9.5" tube rings. Please let me know what you have and price with shipping to 56353....

24 Jul 2017

Views: 331

Sold!
$49.50

For Sale PROJECTION OPTICS 4” LENS – Excellent Condition!


By: W8TU Location: Plymouth, MI

I have for sale a Projection Optics Transpaque 4” Lens in Excellent Condition. . This f/3.0 Lens has a focal length o...

24 Jul 2017

Views: 240

Sold!
$27.00

For Sale Meade 90mm mounting rings.


By: Martin Location: Rapid City, SD

These came from a Meade 390/395 90mm refractor. They are the compression style rings. Good shape. 27.00 total which i...

22 Jul 2017

Views: 356

Sold!
$125.00

For Sale Discovery 8" F/6 Mirror


By: jim4nd Location: Franklin, NC 28734

I bought this last year, thinking it was a 6" F/8. Doh! Fancied the idea of possibly building a dob with it. Here we...

22 Jul 2017

Views: 298

Sold!
$49.50

For Sale ZEISS 300mm f/5.6 S-TESSAR LENS – Excellent Condition!


By: W8TU Location: Plymouth, MIl

I have for sale a Zeiss 300mm f/5.6 S-Tessar Lens in Excellent Condition. . This f/5.6 Lens has a focal length of 300...

21 Jul 2017

Views: 1020

Sold!
$750.00

For Sale 14.5" f/4 Telescope Mirror


By: Steve Dodds Location: Salt Lake City

For sale a 14.5" f/4 Focal Length 58.0" 1.5" Thick precision annealed Pyrex. Protected aluminum coating. Has a 1.5" c...

20 Jul 2017

Updated: 20 Jul 2017

Views: 334

Sold!
$350.00

For Sale 3.1" Secondary Cer-Vit Mirror or Cold Mirror


By: CharlesStG Location: Lincoln, NE

Tested 1/15 ptv 3.1" Cer-Vit, zero expansion secondary mirror, coated with enhanced aluminum by Newport Optical, CA....

19 Jul 2017

Views: 232

Sold!
$50.00

For Sale (6) 4" dia Pyrex mirror blanks FREE S&H REDUCED!!


By: coinboy1 Location: Tulsa

Up for sale is a set of (6) 4" diameter x 1" thick Pyrex mirror blanks. 2 of the blanks are fine ground flat on both...

CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.


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