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.


All Ad Types Sort by                Order  
Description
Info
Price

18 Nov 2018

Views: 1170


$50,000.00

For Sale 75" Low Expansion Telescope Blank Corning Glassworks


in ATM Parts and Such by gatorengineer

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...

18 Apr 2017

Views: 1329


$15,000.00

For Sale Large Lightweight Mirrors


in ATM Parts and Such by Astronorm

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

27 Apr 2019

Updated: 01 May 2019

Views: 323

UPDATED
$6,750.00

For Sale Pegasus Mirror-4Sale.-& Astro Accessories.


in ATM Parts and Such by ARA AVEDISSIAN

A 24inch mirror done by master optician none other than John Hall of Pegasus Optics.24" f 4.5, 108 inch focal length....

25 Apr 2018

Updated: 25 Apr 2018

Views: 722

UPDATED
$5,000.00

For Sale Glass blanks for sale


in ATM Parts and Such by AstroDxtr54

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

04 Dec 2017

Updated: 19 Mar 2018

Views: 882

UPDATED
$4,999.00

For Sale 25" f/5 Mirror with 18-point Mirror Cell


in ATM Parts and Such by jdburr66

25" f/5 (2" thick) Parabolic Primary Mirror produced by Intermountain Optics with an attached 18-point Flotation Mirr...

12 Jul 2019

Views: 291


$4,950.00

For Sale Zambuto 20” f/4.3 Mirror Unused Strehl .992 Local Pick-Up


in ATM Parts and Such by J A VOLK

Zambuto 20” f/4.3 mirror. New Old Stock - has been in unopened box since shipping from Spectrum who coated for Zambut...

05 Jun 2019

Views: 604


$4,500.00

For Sale 60" Polishing Machine


in ATM Parts and Such by ioptics

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

29 Sep 2017

Views: 739

Sold!
$4,200.00

For Sale 20" f/4 Mirror plus secondary


in ATM Parts and Such by RickDarden

Hello All, As you know, Florida was hit with Irma. We fared OK here in Key Largo. The mirror (and all my astro stuff...

24 Nov 2018

Updated: 27 Nov 2018

Views: 471

Sold!
$4,200.00

For Sale Lockwood 16” F4 Quartz 1” thick with 3.5” secondary


in ATM Parts and Such by SACK

Howdy I purchased this from Lockwood Custom Optics about 3.5 years ago. Enjoyed it immensely. Pics are coming of this...

24 May 2017

Views: 748


$4,000.00

For Sale 24" f/4.1 Mirror


in ATM Parts and Such by Steve Dodds

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

21 Sep 2017

Views: 1052

Sold!
$3,950.00

For Sale 1 Meter F/3.3 Pyrex Mirror Blank


in ATM Parts and Such by ioptics

Actual Dimensions 38.8" x 1.75" Thickness Corning Pyrex Glass has been slumped and Fine Annealed to Menisicus shape...

16 Oct 2017

Views: 784


$3,200.00

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


in ATM Parts and Such by ruachsheavens

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

03 Dec 2017

Views: 934


$3,200.00

For Sale ZERODUR optical mirror


in ATM Parts and Such by JeanpierreG

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

30 Aug 2017

Views: 792

Sold!
$3,000.00

For Sale 24" f/4.1


in ATM Parts and Such by Steve Dodds

For sale a 24" f/4.1 Focal Length 99.25" 2" thick fine annealed Pyrex. Weight 68lbs. Tested by Double pass autocollim...

08 Jan 2018

Views: 1127


$3,000.00

For Sale 20inch RC ATM project


in ATM Parts and Such by Gert

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

27 Jul 2018

Views: 895

Sold!
$2,600.00

For Sale 1 meter F/3 Pyrex Primary Mirror Blank


in ATM Parts and Such by ioptics

39 1/4" Diameter x 1 3/4" Thickness uniform throughout (meniscus convex back) Blank was slumped and fine annealed pri...

05 Mar 2018

Views: 554

Sold!
$2,600.00

For Sale Recently Finished 17.5" F /4.5 Primary Mirror by Steve Swayze


in ATM Parts and Such by ruachsheavens

I sent this mirror off to Steve Swayze for re-figuring and it came out very, very nice according to him (have paperwo...

25 May 2017

Views: 1591

Sold!
$2,500.00

For Sale It’s just not a big telescope mirror, it’s a piece of history….


in ATM Parts and Such by Rexcat

It’s just not a big telescope mirror, it’s a piece of history…. The Milwaukee Astronomical Society purchased a blank...

31 Dec 2017

Views: 352

Sold!
$2,500.00

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


in ATM Parts and Such by Scott Milligan

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

19 Feb 2019

Updated: 20 Feb 2019

Views: 369

UPDATED
$2,500.00

For Sale 10" Stainless steel vacuum system


in ATM Parts and Such by Stan_kohut

I have a 10" Stainless double wall "for cooling I imagine" vacuum chamber, with a valve to close off the Diffusion Pu...

01 Jan 2018

Views: 453

Sold!
$2,300.00

For Sale 15 Inch Hextek Optical Flat


in ATM Parts and Such by gatorengineer

Had this for a while, was thinking about using it to fold the 36, but have decided against it hence its available. L...

13 Mar 2019

Views: 467

Sold!
$2,200.00

For Sale Beautiful 20 inch F/5 OMI Torus Primary with Enhanced Coatings


in ATM Parts and Such by ruachsheavens

This is the primary mirror that is in my 20 inch Obsession Telescope. It is in great shape, mirror and coatings both,...

07 Jul 2018

Views: 809

Sold!
$2,200.00

For Sale Large Telescope Mirror Polishing Machine


in ATM Parts and Such by ioptics

Custom built Litton Optical Polishing Machine Engineered for high tolerance work. Draper style 2 Variable drive DC mo...

28 Oct 2017

Views: 522

Sold!
$2,150.00

For Sale 17.5" F4 Swayze Primary mirror


in ATM Parts and Such by bartine

17.5" F4 Swayze Primary mirror Beautiful and like new - bought it for a project that didn't work out Signed, 2009 -...

21 Jan 2018

Views: 681

Sold!
$2,000.00

For Sale Swayze 18 inch f/4.5 Mirror


in ATM Parts and Such by gdjsky01

Excellent condition including coatings. 1.8 inches thick In Southern CA for your inspection. $2000 or $2200 shipped...

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