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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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10 Apr 2017

Views: 675


For Sale 30mm x 200mm Achromat in Metal Cell

By: MASILMW Location: US

30mm x 200mm Achromat in Metal Cell Made by Towa in Japan. It was use as a lens for a small zoom scope or fixed power...

16 Oct 2017

Views: 665


For Sale 16"F6 pyrex mirror and diagonal

By: bob midiri Location: se pa 19320 coatesville

High quality This is pyrex, 16"F6 mirror, with 2.5" diagonal. Coatings look really good. I see no issues on the surfa...

28 Sep 2017

Updated: 02 Oct 2017

Views: 665


For Sale A Pair of Original Corning Pyrex 6" Mirror Blanks SOLD

By: johnlynch Location: Leesburg, Virginia

I'm selling a pair of original Corning Pyrex 6" mirror blanks that are 1" full thickness at the edge of the blank. Th...

05 Sep 2020

Updated: 08 Sep 2020

Views: 663


For Sale ATM garage sale - mirrors, spiders, etc

By: Ps191 Location: Grant County Oregon

Hi everyone: Cleaning out the supplies and projects (keep watching for future ads with more optics, telescopes and e...

27 Mar 2018

Views: 661


For Sale 8 inch F/6 Meade Mirror

By: Heavensboy Location: NE

For Sale: Meade 8 inch F/6 mirror. Mid to late 1980s. There is a small silicone spill on the mirror at the 6 o'clo...

20 Mar 2017

Updated: 29 Jun 2020

Views: 650


For Sale Meade LX200 GPS/R/ACF/LX90/RCX

By: meademods Location: pasadena

Meade LX200 GPS/R/ACF/LX90/RCX Stainless Steel Screw Upgrade kit This kit replaces all the black powered screws and...

03 Apr 2017

Updated: 10 Apr 2017

Views: 647


For Sale Unique Novak 10inch Mirror Cell (SOLD)

By: johnlynch Location: Leesburg, Virginia

I'm selling a never used 10-inch cast aluminum mirror cell manufactured by Kenneth Novak & Company. It is unique...

05 Dec 2017

Views: 640


For Sale Kits, Kits, Kits for Strut or Truss Telescopes

By: Dennis Steele Location: Palm Desert, CA.

You'll save a bundle of $$$$ by ordering one of these wood kits. The Kits include all the wood pieces you'll need to...

21 May 2018

Views: 637


For Sale New Tube w/Rotating Rings, Focuser and Curved Spider - Fits Cave 1.5" Shaft

By: Da Bear Location: Walnut Creek, Ca

Hi all, This is an OTA project that worked great the three times I used it. But I sold the Cave mount and mirror tha...

21 Jan 2019

Views: 636


For Sale 12" F4 Primary mirror & 3.5"secondary mirror

By: irin Location: Ukraine

Hi there! I have for sale 12" F4 primary mirror. This mirror was tested and showed excellent results in the Ronchi te...

28 Feb 2020

Views: 635


For Sale A Scope Makers Collector Item

By: donsurles Location: de

For Sale...a 12.5" plate glass mirror...Focal length is 100". I made this mirror from San Francisco port hole glass...

24 Jul 2018

Views: 634


For Sale 8"+ Mathis worm gear set

By: Sean Cunneen Location: Flossmor Il

This is a well used Mathis type drive gear and matched worm in bracket. About 8.5" dia, you'll need a 1/5 rpm motor t...

12 Nov 2017

Views: 629


For Sale Finished pieces for 12.5” project

By: NewMoonTelescope Location: North DinWiddie, VA

All Baltic birch construction, stained red mahogany and finished with a glassy smooth satin varnish. heavily discount...

26 Nov 2018

Updated: 28 Nov 2018

Views: 626


For Sale Kenneth Novak & Company 8-inch mirror cell NEW (SOLD)

By: johnlynch Location: Middleburg, Virginia

I need to start selling the components that I've accumulated over the last several years for an 8-inch reflector tele...

12 Apr 2020

Updated: 03 Jun 2020

Views: 625


For Sale Truss "INSERTS"

By: Dennis Steele Location: Palm Desert, California

I have a good number of these Moonlite truss inserts for 1" tubing. Sixteen pieces for $34 shipped priority mail "sma...

03 Feb 2019

Updated: Yesterday, 04:52 PM

Views: 622


For Sale Primary Mirror - Newtonian Reflector

By: INVENTgineer Location: PA / U.S.A.

Primary mirror and holder cell assembly, in nice condition. From a Celestron AstroMaster newtonian reflector OTA. Spe...

21 Oct 2019

Views: 613


For Sale BYERS GEARS Brand New

By: tincanandstring Location: Philippines

Brand New Gearsets, as received from Ed Byers. Prices include shipping to the US, but I can ship to many countries fo...

04 Sep 2019

Views: 604


For Sale Dobsonian UTA Assembly Kit

By: Adaptive_Optics Location: Long Island

If you need to build an Upper Tube Assembly (UTA) for your dobsonian telescope, these kits are meant for you! A kit c...

28 Jun 2018

Views: 599


For Sale Tele Vue Systems Mount

By: Raceman Location: Orlando Fl

Tele Vue System mount with wooden legs Dec and Ra fine control cable Used and some paint scratches on the black paint...

27 May 2018

Updated: 21 Jun 2018

Views: 595


For Sale 16.5" X 2.75" Pyrex Mirror Blank

By: lonrobie Location: Sacramento, CA

This is a Pyrex 2.75" thick molded mirror blank. The bottom has been ground flat, it is curve generated to f/5.38 wit...

22 Feb 2018

Updated: 12 May 2018

Views: 592


For Sale 10" BK7 Schott Blank. PK/A (250mm x 35mm)

By: ccaissie Location: 04353

In wrapper, I expect the melt data is on the certs inside. Sold its sister blank years ago, unwrapped, a beautiful p...

04 Jan 2020

Views: 591


For Sale 10 Inch Pyrex Mirror

By: Peter Nance Location: 92870

Pyrex 10.1 Inch Diameter Mirror Thickness Overall 2 3/4" Center Thickness 1" Edge Thickness 1 3/4" .225" Center Th...

25 Jun 2020

Updated: 07 Sep 2020

Views: 585


For Sale NIB 12.5" mirror - see description for more info & specs

By: cjmangino Location: Olympia, WA

NIB 12.5" mirror, focal length 63.58", P-V1/ 10.2, RMS1/ 24, S Ratio .931Hi - this is a mirror my husband purchased t...

09 Aug 2017

Updated: 25 Sep 2017

Views: 584


For Sale 5" Crown and Flint

By: genethethird Location: Cary, NC

This is one set of 5" wide x 1" thick crown and flint. The crown has a scratch, pictured in second picture. $130 + sh...

08 Jun 2019

Views: 577


For Sale 14" Pyrex Blanks

By: ioptics Location: Salt Lake City, UT

14" Pyrex Blanks used as blockers from Optical Shop 1" Thick +/- 1/8" Have many chips and dings but most are usable a...

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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