Jump to content


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.

For Sale Sort by                Order  

18 Apr 2017

Views: 1811


For Sale Large Lightweight Mirrors

By: Astronorm Location: CANADA

If you are looking for a large Lightweight Mirror, I developed over the last 5 years with the help of Laval Universit...

18 Nov 2018

Views: 1768


For Sale 75" Low Expansion Telescope Blank Corning Glassworks

By: gatorengineer Location: Pittsburgh PA Area

Not a typo. Over 2 yards of fun for someone. Kev and I have to settle for 71" the hard way. This one is not going...

08 Jan 2018

Updated: 10 Sep 2019

Views: 1539


For Sale 20inch RC ATM project (Lower Price)

By: Gert Location: Bay Area CA

Dear CN enthusiasts, This is a chance for the dedicated ATM to complete a project that I have started a long time bac...

22 Oct 2018

Updated: 22 Oct 2018

Views: 1479


For Sale garage sale mostly refractors.

By: montag Location: Dubuque, Iowa

Too many projects, I'm leaning toward more wood-working with my lathe. 1. Minty 80mm f/5 gloss black OTA beautiful Mg...

03 Dec 2017

Views: 1267


For Sale ZERODUR optical mirror

By: JeanpierreG Location: Belgium

For sale; Two 16,5 inch F1 ZERODUR Mirrors Thickness 4,5 inchorigine Waferstepper Philips factory Eindhoven (Netherl...

08 Sep 2017

Views: 1222


For Sale 12.5 2" Mirror

By: Deewaltguy Location: Maryland

This is a 2" thick 12.5 mirror with a fl of 71.5" It is of unknown pedigree, and I never got it into a scope I'm offe...

28 Oct 2017

Updated: 13 Dec 2020

Views: 1208


For Sale Meade LX200 GPS/R/ACF/ PARTS

By: meademods Location: pasadena Md

****Meade LX200 GPS/R/ACF/LX600/LX850/PARTS****2- Ribbon cables for level sensor board $20.00 Ea.10- Sets of Meade Or...

11 Jan 2019

Updated: 11 Jan 2019

Views: 1190


For Sale 16" Parabolic mirrors - Parks "lightweight"

By: Cary Location: Sacramento, CA

As part of our recent acquisitions, we acquired the remnants of the Parks Optical Inventory.We have a number of the 1...

01 Nov 2017

Updated: 05 Nov 2017

Views: 1151


For Sale REDUCED 16"F6 pyrex mirror and diagonal read

By: bob midiri Location: se

Last reduction $925 shipped CONUSA, or $875 picked up.REDUCED: High quality This is pyrex, 16"F6 mirror, with 2.5" di...

28 Sep 2020

Updated: 30 Sep 2020

Views: 1136


For Sale Mirror blanks and mirror

By: BanjoJim Location: Lowell, Michigan

12 1/2" x 2 1/4" pyrex mirror blank is available for the cost of shipping.

25 Apr 2018

Updated: 25 Apr 2018

Views: 1097


For Sale Glass blanks for sale

By: AstroDxtr54 Location: Arizona

1- 22 1/2" Pyrex blank, 3 1/2" thick, center hole, with finished 21 1/2" Maksutov Corrector Plate (the plates the har...

06 May 2020

Views: 1064


For Sale 18" F/5.75 Cervit Mirror

By: ioptics Location: Salt Lake City, Utah

18" Low Expansion Cervit Mirror 103.5" Focal Length Aerospace Surplus Don't know manufacturer or specifications Coati...

03 Jun 2017

Updated: 19 Feb 2019

Views: 1058


For Sale 12.5 Inch Pyrex - William Bell Lowered price

By: 4dark sky Location: Richmond VA

For those of you that made mirrors long ago the fine annealed Pyrex from William Bell was some of the best there was....

23 Mar 2018

Views: 1043


For Sale Refiguring Services

By: Steve Dodds Location: Salt Lake City

Refiguring for mirrors from 10” TO 25” Utilizing a full aperture (32” certified autocollimation flat) All services...

24 May 2017

Views: 1036


For Sale 24" f/4.1 Mirror

By: Steve Dodds Location: Salt Lake city

For sale a 24" f/4.1 Focal Length 99.25" 2" thick fine annealed Pyrex. Enhanced Aluminum (96%) coating. Tested by dou...

05 Jun 2019

Views: 1032


For Sale 60" Polishing Machine

By: ioptics Location: Salt Lake City, UT

60" Capacity Spindle Polisher Heavy Duty Came out of optical lab, fully functional 220Volt Single Phase DC Motors Of...

06 Jun 2020

Updated: 20 Nov 2020

Views: 1023


For Sale Premium 23 inch diameter f/4.74 primary mirror

By: Jedi Dan Location: Illinois

An exquisitely figured ultra low expansion full thickness radially ribbed primary mirror at a phenomenally low price....

16 Oct 2017

Views: 1020


For Sale 22.5" Pyrex Telescope Primary Mirror & Matching 4" Secondary

By: ruachsheavens Location: 60050

This is the end of a dream. Recent diagnosis of issues with 3 discs in my back necessitate this sale. This mirror and...

13 Aug 2018

Views: 1006


For Sale Large classic telescope mount assembly

By: bob hammond Location: East Hartland, CT

This is a homemade mount that my dad made back in 1960 to control his 6” f10 refractor. It was recently replaced with...

14 Jul 2017

Updated: 23 Jul 2017

Views: 997


For Sale Dob Mirror 12.5" f4.7 - Updated

By: mcwolfson Location: Ontario

0.98 Strehl! This a Chinese made mirror. The coating is in decent condition (not perfect, but completely ready to use...

22 Oct 2017

Updated: 30 Oct 2017

Views: 982


For Sale Vintage A. Jaegers 5-inch f/5 cemented doublet SOLD

By: johnlynch Location: Leesburg, Virginia

I am selling a vintage A. Jaegers 5-inch f/5 cemented doublet that is in very good to excellent condition. The lens i...

23 Feb 2019

Views: 974


For Sale Huge Sale On Large Section of Stocked Mirrors

By: hubble-optics Location: Hong Kong

Huge sale, up to 50%, on a large selection of stocked mirrors. The stock is limited; act now!All these stocked mirror...

19 Sep 2018

Views: 949


For Sale Meade 70mm F600 High quality Objective Lens in Cell

By: scopehed Location: Meadview, AZ

Meade 70mm Objective Lens in Cell F=600 Multi Coated Excellent Condition This lens will make an excellent scope with...

05 Sep 2020

Updated: 16 Nov 2020

Views: 930


For Sale diy curved spiders, mirror cell, atm dreams

By: Ps191 Location: Grant County Oregon

Hi everyone:Cleaning out the supplies and projects to raise money for new telescope.1) Two curved stainless steel spi...

19 Mar 2017

Updated: 20 Mar 2017

Views: 918


For Sale Parts for Equatorial Drive

By: bjmillet Location: Pasadena, TX

Two (2) USED Faulhaber AM1524-V-6-35-06 Precision Stepper Motor with Gearhead 485:1 Two (2) NEW GT2 40/16 Teeth Pitc...

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.

Recent Topics

Powered by Classifieds

Cloudy Nights LLC
Cloudy Nights Sponsor: Astronomics