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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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27 Feb 2018

Views: 241

Sold!
$45.00

For Sale 8" Mirror Cell, 3 point support


By: ccaissie Location: 04353

Adjustable fit for 8-12" i.d. tubes. Cast Aluminum Heavy duty cell with clips and 3 point support. Buyer pays shipp...

04 Nov 2018

Views: 189

Sold!
$50.00

For Sale Lunt cover plate threaded for a double stack filter


By: doccap111 Location: Florida

Lunt cover plate threaded for a double stack filter This is a slip fit cover threaded for a LS50 filter originally t...

28 Nov 2018

Views: 578

Sold!
$720.00

For Sale 16" f/4.5 Meade Primary and 3.5" Secondary - $720


By: bvillebob Location: Eugene, Oregon

I've had these in storage for a few years, it's time to pass them along to someone looking for a good DSO scope. The...

20 Dec 2018

Views: 544


$199.00

For Sale Vintage 8"F8 Newtonian Parabolic Telescope Mirror Super Planetary


By: starbird Location: 95409

This is a vintage 8" F8 pyrex parabolic mirror. Super planetary long focal length newtonian telescope mirror. In the...

27 Jan 2019

Views: 278


$25.00

For Sale Mirror cell for 6" primary


By: Augustus Location: Connecticut

This came out of my old 6" f/4.3. Made by somebody on here, not me. Fits a 7.5" inner diameter tube but with longer...

28 Jul 2017

Views: 244

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...

11 Feb 2018

Updated: 18 Feb 2018

Views: 533

UPDATED
$95.00

For Sale 8 INCH TELESCOPE MIRROR BK7 OPTICAL BLANK


By: madeline wiest Location: Pleasanton, CA

8 Inch Telescope Mirror BK7 optical blank. 1.25 inch thick. Purchased from government surplus, have approximately 20.

27 Feb 2018

Views: 278

Sold!
$55.00

For Sale 8" mirror cell, 9 point support


By: ccaissie Location: 04353

Adjustable for 8-12" i.d. tubes Complete, has 9 point support, felt pads. Buyer pays shipping, Paypal preferred

13 May 2018

Updated: 13 May 2018

Views: 313

Sold!
$75.00

For Sale Melles Griot Non-polarizing Beamsplitter 25.4mm 632.8nm NOS


By: mark cowan Location: salem OR

Hi, This NOS (new old stock) Melles Griot non-polarizing beamsplitter is 25.4mm square and intended for 632.8nm use,...

07 Jul 2018

Views: 390


$45.00

For Sale Adjustable tripod legs


By: lphilpot Location: Central Louisiana

These are the original legs from an Astro-Tech Voyager ("1") alt-az mount, as seen in one of the photos (Note, I'm se...

18 Jul 2018

Updated: 20 Jul 2018

Views: 393

Sold!
$35.00

For Sale Edmund Booklet "Homebuilt Reflector Telescopes" by Sam Brown SOLD


By: johnlynch Location: Leesburg, Virginia

I'm selling a mint condition Edmund Scientific Company booklet "Homebuilt Reflector Telescopes" by Sam Brown. The ins...

29 May 2020

Views: 87


n/a

Wanted 9.75" INNER DIAMETER tube rings


By: Hudson NY Location: NY

If anyone has 9.75 inch INNER DIAMETER tube rings, I need them to finish up a project. Any condition, just working pl...

20 Dec 2018

Updated: 20 Dec 2018

Views: 342

Sold!
$47.00

For Sale Vintage A. Jaegers 80mm Lens Cell with threaded ring


By: starbird Location: 95409

This is an original A. Jaegers 80mm aluminum lens cell. No lens just the cell. Includes the threaded lens retaining r...

31 Dec 2018

Views: 383

Sold!
$375.00

For Sale Vintage Optical Craftsman 10" F5.6 Parabolic Mirror


By: starbird Location: 95409

This is a vintage Optical Craftsman 10" F5.6 Parabolic Primary Mirror. Full thickness pyrex. In storage box marked O...

13 Oct 2019

Updated: 14 Oct 2019

Views: 129

Found!
n/a

Wanted 10-14 inch f/8 or so Mirrror


By: oviedo Location: FL

Looking for a used 10 to 14 inch f/8 or so mirror for an off-axis scope project. Condition not critical but want to...

17 Nov 2019

Updated: 14 Mar 2020

Views: 174

UPDATED
$15.00

For Sale Celestron SCT -Visual Back - 1.25" - P/N 93653-A


By: chrisguerra2002 Location: Fresno, CA.

Up for sale is a USED Celestron Visual Back for SCT telescopes. - P/N 93653-A Overall great condition - mechanically...

17 Feb 2020

Views: 78


n/a

Wanted 6” Blanks Wanted


By: Dessman Location: Buffalo, NY

Hello, I am intending to teach telescope making to young people focused on a combination of 3D printing and mirror m...

02 May 2020

Views: 236

Sold!
$20.00

For Sale 6" Mirror Cell For Sonotube


By: Barry Peckham Location: HI

I built 10 scopes about 15 years ago, using standard 8" Sonotube and these cells. They slip right in to the end of th...

17 May 2020

Updated: 17 May 2020

Views: 164

Sold!
$95.00

For Sale GSO 88mm elliptical secondary mirrors


By: mccarthymark Location: Fremont, CA

** The mirror on left is sold. The mirror on the right, with the small divot, is still available ** For sale are 88...

21 Nov 2018

Views: 226


n/a

Wanted 16 inch mirror set


By: jakefromporcupine Location: Ontario

Hello. I am still searching for a 16 inch mirror set. F/4.5 would be ideal, but I can adjust for other focal lengt...

31 Dec 2018

Views: 402

Sold!
$55.00

For Sale Vintage Criterion 4.25" Optical Set


By: starbird Location: 95409

This is a very vintage criterion 4.25" set of optics and other mechanical parts. This came out of a very old criteri...

01 Feb 2019

Views: 129

Found!
$200.00

Wanted WTB 8" F6-7 or 8 primary mirror


By: bmwscopeguy Location: Canada

Hi All, I'm looking for an 8" primary mirror for a project. Looking for F6, F7, or F8 - preference for the longer ve...

07 Oct 2017

Views: 356


$1.00

Wanted RAO-style (like Tasco 7TE-5) 2 tube focuser


By: Tenacious Location: Cincinnati

I need this focuser. Have one for sale? Please PM me!

31 Dec 2017

Views: 455

Sold!
$2,500.00

For Sale 25" dia. x 2 1/8" thick Pyrex Mirror Blank


By: Scott Milligan Location: Hubbardston MA

25" dia. x 2 1/8" thick Pyrex Mirror Blank sourced from United Lens. Edged round and beveled, one side generated fla...

28 Nov 2019

Updated: 28 Nov 2019

Views: 141

Sold!
$130.00

For Sale Secondary Elliptical Mirror, Holder, and Dew Heater for DOB


By: KC Ellis Location: Renton, WA

Secondary Elliptical Mirror, Holder and Dew Heater for DOB or Newtonian. 3.1" minor axis flat mirror already mounted...

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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