ATM Parts and Such
18 Nov 2018
Views: 1872
$50,000.00
For Sale 75" Low Expansion Telescope Blank Corning Glassworks
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...
13 Oct 2020
Views: 502
$11,111.11
For Sale Tube and carrier for 8" Newtonian
Greetings, For sale is a handcrafted telescope tube to make an 8" long tube Newtonian. The tube is made of luan type...
08 Jan 2020
Updated: 13 Feb 2020
Views: 1033
$6,000.00
For Sale 30 inch f/5 Astro Sitall Mirror
30 inch f/5 Astro Sitall Mirror Specifications - - - Material - - Astro Sitall. Coefficient of thermal expansion is...
21 Apr 2021
Views: 333
$6,000.00
For Sale 39 inch blank
39 inch Borosilicate 2 in think blank ground to near F 4.5 . Includes tooling and machine to grind and polish mirror....
27 Apr 2019
Updated: 13 Nov 2020
Views: 815
$5,775.00
For Sale 24" PEGASUS MIRROR W/4" SECONDARY
A 24inch mirror done by master optician none other than John Hall of Pegasus Optics. 24" f 4.5, 108 inch focal length...
06 Jun 2020
Updated: 20 Nov 2020
Views: 1118
$5,500.00
For Sale Premium 23 inch diameter f/4.74 primary mirror
An exquisitely figured ultra low expansion full thickness radially ribbed primary mirror at a phenomenally low price....
25 Apr 2018
Updated: 25 Apr 2018
Views: 1160
$5,000.00
For Sale Glass blanks for sale
1- 22 1/2" Pyrex blank, 3 1/2" thick, center hole, with finished 21 1/2" Maksutov Corrector Plate (the plates the har...
29 Oct 2020
Updated: 12 Nov 2020
Views: 462
$5,000.00
For Sale Complete 20" f/5 parts, brand new everything!
Torus OMI 20" f/5 mirror new in box. 3.5" Antares 1/30th wave new. Brand new Astrosystems spider and matching seconda...
29 Sep 2017
Views: 965
$4,200.00
For Sale 20" f/4 Mirror plus secondary
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: 751
$4,200.00
For Sale Lockwood 16” F4 Quartz 1” thick with 3.5” secondary
Howdy I purchased this from Lockwood Custom Optics about 3.5 years ago. Enjoyed it immensely. Pics are coming of this...
23 Nov 2020
Updated: 30 Dec 2020
Views: 611
$4,000.00
For Sale 16” R.F.Royce Dall Kirkham Cassegrain mirror set in excellent condition.
Primary mirror is 16” F4 conical mirror. Secondary is 4” spherical mirror with a total focal length of F18. The prima...
24 May 2017
Views: 1095
$4,000.00
For Sale 24" f/4.1 Mirror
For sale a 24" f/4.1 Focal Length 99.25" 2" thick fine annealed Pyrex. Enhanced Aluminum (96%) coating. Tested by dou...
01 Jan 2021
Views: 556
$3,500.00
For Sale Exceptional 20" f4.2 Primary 1/16th Wave
Mirror has been refigured and recoated by Normand Fullum. Quality of the optics, Strehl = .991 and weighs 37 pounds,...
04 Feb 2021
Updated: 11 Apr 2021
Views: 1124
$3,495.00
For Sale Questar Seven Original Mount (Reduced, Reoffered)
Questar Seven Mount (Prior buyer canceled and sacrificed deposit, enabling price reduction). Depicted barrel not in...
16 Oct 2017
Views: 1067
$3,200.00
For Sale 22.5" Pyrex Telescope Primary Mirror & Matching 4" Secondary
This is the end of a dream. Recent diagnosis of issues with 3 discs in my back necessitate this sale. This mirror and...
06 Sep 2020
Views: 748
$3,200.00
For Sale 20-inch Maksutov corrector lens
For Sale 20-inch Maksutov corrector lens. This has been on an going project for some 20-years. Time is up. Requires a...
03 Dec 2017
Views: 1320
$3,200.00
For Sale ZERODUR optical mirror
For sale; Two 16,5 inch F1 ZERODUR Mirrors Thickness 4,5 inchorigine Waferstepper Philips factory Eindhoven (Netherl...
12 Nov 2020
Views: 356
$3,000.00
For Sale Torus OMI 20" f/5 primary new in box.
Never used still in box Torus primary f/5 Perfect. Have another add with all the rest of the scope plus this mirror....
30 Aug 2017
Views: 993
$3,000.00
For Sale 24" f/4.1
For sale a 24" f/4.1 Focal Length 99.25" 2" thick fine annealed Pyrex. Weight 68lbs. Tested by Double pass autocollim...
08 Mar 2020
Updated: 08 Mar 2020
Views: 731
$3,000.00
For Sale 24 in Cass
Time for spring cleaning. 24 in full thickness Cass with 17 in Byers drive. Needs a home
26 Mar 2020
Views: 651
$2,950.00
For Sale Objective C 110/750 Carl Zeiss Jena
CARL ZEISS JENA Objective Lens C 110/750 COMETFINDER-Objectiv Nr. 62141 it is the last one Cometfinder C 110/750 -...
05 Mar 2018
Views: 720
$2,600.00
For Sale Recently Finished 17.5" F /4.5 Primary Mirror by Steve Swayze
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: 1958
$2,500.00
For Sale It’s just not a big telescope mirror, it’s a piece of history….
It’s just not a big telescope mirror, it’s a piece of history…. The Milwaukee Astronomical Society purchased a blank...
25 Aug 2020
Views: 539
$2,500.00
For Sale 3 Kilns For Saale - Up To 40 - Electronic Controller
3 separate kilns for sale. Has electronic controller! 1 is 40 inches in diameter. Can be used to cast or slump or ann...
31 Dec 2017
Views: 508
$2,500.00
For Sale 25" dia. x 2 1/8" thick Pyrex Mirror Blank
25" dia. x 2 1/8" thick Pyrex Mirror Blank sourced from United Lens. Edged round and beveled, one side generated fla...
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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