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Yesterday, 08:20 PM

Views: 31


Wanted 10" f/4 - f/3.9 Parabolic Mirror

By: DE_Mast Location: San Jose CA

Looking for a good condition 10" parabolic mirror in the f/4.0 - f/3.9 range. If you have an astrograph size secondar...

28 Mar 2020

Views: 43


Wanted Wanted: 4" elliptical secondary mirror - any condition

By: earthstar Location: CA

Got an old tired mirror, under loved, a bit rough? Any condition will do, so the cheaper rougher candidate is preferr...

23 Feb 2020

Views: 44


Wanted Mactac Remnant

By: jgort Location: Any

Looking for an astronomical themed (preferred) or dark blue/black piece of sticky-backed vinyl (Mactac or equivalent)...

17 Feb 2020

Views: 48


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...

05 Jan 2020

Views: 51


Wanted Wanted: 8" tool - plate glass or pyrex

By: shootingsta98 Location: RI

I am looking for an 8" tool for a mirror making project. Please let me know what you have and your asking price.

29 Jan 2020

Views: 54


Wanted 2.8 inch MA secondary mirror

By: Hudson NY Location: New York

I need a 2.8 inch secondary. Seems they make 2.6 and then the sizes jump to 3.1. Any 2.8 inch Minor Axis secondaries...

27 Feb 2020

Views: 55


Wanted Edmund 6" f/8 mirror

By: KentTolley Location: San Pedro, California

Wanted Edmund 6" mirror with 48" focal length.

24 Mar 2020

Views: 55


Wanted Vintage Edscorp 1.25" Focuser From 6 Inch Space Conqueror

By: rcobservatory Location: WV

In need of a good condition 1.25" focuser from an vintasge Edscorp 6" Space Conqueror telescope. Will pay $35. PayPal

06 Dec 2019

Views: 55


Wanted WANTED--Adapter(Slip On Ring) 4 Night.Vision PVS 7

By: SiriusLooker Location: Arizona

Thanks for Looking... I need an (1)adapter -*(called)- Slip on Ring Adapter for Night Vision Goggles to connect the l...

09 Feb 2020

Views: 56


Wanted Wanted 3.5" Elliptical Mirror and Holder

By: ioptics Location: Salt Lake City

Looking for a 3.5" Diagonal Mirror coated or uncoated and Holder

16 Feb 2020

Views: 58


Wanted Secondary mirror and holder for Celestron C6

By: arachman Location: CA

I have a vintage Celestron C6 reflector. The one made by Vixen with the sliding focuser. It is missing the secondary...

16 Feb 2020

Views: 58


Wanted Wanted 10"/11" or 12" Byers gear

By: eric moerman Location: Belgium

I'm looking for a worm gear from Ed Byers. It may be 10/11 or 12" in diameter buth the worm should be mounted on both...

26 Mar 2020

Views: 65


Wanted WANTED Alt Bearings for 12in Dob

By: kimbul56 Location: CA

WANTED Alt Bearings and hardware for 12in Dob, Orion or Skywatcher preferred, possibly Meade Lightbridge. Please let...

12 Aug 2019

Views: 67


Wanted Spherometer Wanted

By: Dessman Location: Buffalo, NY

Hello, Looking for a decent spherometer. Thanks!

02 Dec 2019

Views: 69


Wanted Quality Ronchi Grating / Screen 85/100/133 LPI

By: Jethro777 Location: Australia

I am starting ATM and am looking for a quality glass Ronchi Grating Screen in either 85,100,133 to help. Postage c...

14 Sep 2019

Views: 70


Wanted Lens Cell for 106mm Objective

By: dan boyar Location: Boynton Beach, FL

Lens cell that will carry a 106mm objective. Jaegers made these but any lens cell that fits such an objective would s...

12 Aug 2019

Views: 74


Wanted Monochromatic Light Source

By: Dessman Location: Buffalo, NY

Hello, Trying to find a good monochromatic light source for contact interferometry. Thanks! Bryan

03 Oct 2019

Views: 75


Wanted Losmandy Style Dovetail 14"

By: AstroEdge Location: 79699 Abilene Tx

I am looking for a new dovetail, upgrading from a vixen dovetail for my 8" newt. Asking for around $40. Thank you, C...

18 Jan 2020

Views: 79


Wanted Edmund Scientific Spanner Wrench Set

By: Van Do9:3 Location: US Cont

Hello, I am looking for a used complete Edmund Scientific spanner wrench set with short and long bars, and instructi...

27 Nov 2019

Views: 81


Wanted Aluminum Cell for 4.25" Objective

By: dan boyar Location: Boynton Beach, FL

Looking for a cell and aluminum tube for a 4.25" F/8 Jaegers objective. Please let me know what you have and price....

08 Sep 2019

Views: 81


Wanted 127 mm F9 lens and cell

By: arachman Location: So Cal

I just came into the possession of an Explore Scientific First Light Tube and focuser. However, no objective lens or...

07 Oct 2019

Views: 90


Wanted Wanted — 12-14" f/4 tested mirror

By: irin Location: NJ

I am looking for a tested primary mirror 12-14" f/4 to build astrograph. If you have one and you would be willing to...

08 Sep 2019

Updated: 15 Sep 2019

Views: 91


Wanted 10" Mirror Blank

By: paviii Location: Connecticut

I am looking for blank made of either Pyrex or Borosilicate. I am not look for plate glass. Hope someone has one tha...

16 Aug 2019

Views: 92


Wanted 4.5" f/4 Mirror

By: Red-Fawn Location: Dothan, AL

Our library loans out telescopes, and a patron broke the primary on one of them. So, were looking for a replacement 4...

16 Aug 2019

Views: 92


Wanted 4” secondary / elliptical flat

By: C3P0 Location: California

Building a binoscope and need a few parts. Looking for a 4” secondary in good condition. Thanks scott

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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