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  

12 Aug 2019

Views: 230


Wanted Spherometer Wanted

By: Dessman Location: Buffalo, NY

Hello, Looking for a decent spherometer. Thanks!

12 Aug 2019

Views: 217


Wanted Monochromatic Light Source

By: Dessman Location: Buffalo, NY

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

27 May 2018

Updated: 29 May 2018

Views: 337


Wanted FOUND Mirror - Secondary for Celestron C8

By: mpupeza Location: Ontario, Canada

Mirror found at Spectrum Coatings - great news for me! Secondary Mirror for Celestron C8+. This is the small convex...

02 May 2019

Views: 274


For Sale 4" aluminum ota's with 2" focusers, no objectives

By: montag Location: Dubuque, Iowa

Nice ota's with 2" synta-type focusers for your 4" refractor project. Made by Paul Rini..flat black interior, light b...

08 Dec 2020

Views: 102


Wanted CPC Series PC & AG board PS-EL-4-X2

By: ATrail Location: Oklahoma

I need the PC & AG board (PS-EL-4-X2) for a CPC Alt/AZ mount.

22 Sep 2019

Views: 238


Wanted Needed: 9” Teflon Disk with glueably backing

By: MDearingJaxFL Location: Needed in Jax, FL

I need a 9” disk of thin Teflon (1/16” thick) that has a glueable backing on the disk’s rear so it can be glued down....

27 Sep 2020

Views: 186


Wanted Big >16" slow Say F6+ mirrors

By: gatorengineer Location: Wherever

Title says it all, have a project in mind and need big and slow. Dont need the ladder LOL

16 May 2020

Views: 367


For Sale Classic Japanese Mount Spare Parts *FREE!*

By: jragsdale Location: Eagle, ID

This is a sad mount, it was given to me to use for spare parts, I took what I needed so now I'm offering up any indiv...

14 Sep 2019

Views: 147


Wanted Wanted - round flat mirror 3"-3.5" diameter

By: jtsenghas Location: Ship to zip 44817

I'm in the process of accumulating components for an experimental ATM Ed Jones Chiefspiegler and am looking for a mor...

05 Nov 2020

Views: 89


Wanted Wanted: 3.75" - 4" secondary mirrors

By: C3P0 Location: Melbourne, Australia

I'm building a binoscope and am looking for 2 secondaries of between 3.75" and 4"

09 Jan 2019

Views: 300


Wanted Tube with 7-8" internal diameter - short sections ok

By: Gavin Warnes Location: New Jersey

I'm rebuilding my 6" f/5 travelscope. I made it years ago by adapting a design by Albert Highe but it's too heavy so...

13 Jan 2021

Views: 103

Offer Pending

Wanted Looking for 1in or 0.75in diagonal

By: annatsang Location: CT

I need a small diagonal for a 4.25 in f/10 scope. Let me know what you have. thanks sandy

08 Jun 2018

Views: 295


Wanted hurst synchronus motor

By: ishorx Location: romeoville,il.

hi,looking for a hurst model ca 115v...5w...at 5rpm motor

26 Oct 2018

Views: 268


Wanted Wanted 16 inch mirror blank

By: gears Location: Austin, Texas

Want to buy your 16 inch pyrex mirror blank. 2 inches thick would be perfect but would consider up to 2.7 inches. Pa...

26 Nov 2017

Updated: 02 Dec 2017

Views: 336


For Sale 4.25" Mirror cells

By: mike welsh Location: NE Illinois

University Optics mirror cell.Adjustable for various size tubes.Missing retention clips- an easy fix.$20 shipped CONU...

21 Sep 2020

Views: 97


Wanted Wanted A Pair of Fork Arm for C-14

By: hyunkookcho Location: Korea(South)

I am looking for a fair of fork arm for C-14. Cast Aluminum (old style). Without hub. Tangent arm prefered. Hyunkook...

03 Nov 2020

Updated: 04 Nov 2020

Views: 359


16" Starfinder: Free Tube, Mirror Cell (no mirror), & Trim Piece

By: pmoat Location: 07921

*Awaiting Pickup* I've been trying to give this away because I can't bring myself to cut it up and throw it away. If...

25 Feb 2020

Views: 169


Wanted 5" OD Aluminum Tubing

By: dan boyar Location: Boynton Beach, FL

Looking for an 18-20" long 5" OD aluminum tube for a rich field scope project. Also looking for an old Edmund or Jae...

19 May 2017

Views: 425


Wanted Wanted: 4-6" Aluminized Optical Flat

By: Tucker512 Location: Tucson, AZ

Looking for a good quality optical flat in the 4-6" diameter range that is aluminized for use as an autocollimation m...

24 Aug 2017

Updated: 25 Aug 2017

Views: 306


Wanted Wanted - 11" mirror

By: scott50 Location: New York

Looking for an 11" mirror with a good figure to build the largest possible travel scope I can fit into a carry-on sui...

25 Apr 2021

Views: 71


Wanted 70mm (2.75") Diagonal/Secondary Mirror

By: Taosmath Location: NM 87571

Looking for a diagonal mirror for my latest ATM project. Preferred size is 70mm minor axis (2.75 ") but there's a li...

23 Oct 2017

Views: 241


Wanted looking for a 3.1" secondary

By: paul Location: Pa

Hello, I'm looking for a 3.1" secondary Thank you Paul

21 May 2021

Views: 108


Wanted 8 inch f/6 newtonian mirror

By: harbrank Location: Virginia

I need an 8 inch f/6 newtonian mirror; thank you

19 Jan 2019

Views: 247


Wanted Small Novak-style Diagonal Holder

By: mike welsh Location: NE Illinois

Looking for diagonal holder for small mirror (about 1" m.a., 1.3" max) to fit Ken Novak style spider. If there's a mi...

15 Jan 2018

Updated: 15 Aug 2018

Views: 500


Wanted EQ Platform for 0º Latitude

By: Adun Location: Miami

I'm looking for someone who can build an equatorial platform for me. My dob is a 10" skywatcher dob (I can provide d...

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