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15 Jan 2018

Updated: 15 Aug 2018

Views: 496


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...

12 Aug 2018

Views: 273


Wanted NEEDED: 16” inside diameter steel or fiberglass 4-5 ft length

By: MDearingJaxFL Location: Needed in Jax, FL

I need either steel or fiberglass 16” inside diameter tube 4-5” long to build a RC astrograph. Would ship to 32073. U...

01 May 2018

Updated: 02 Feb 2020

Views: 750


For Sale 10" ID Yazoo Mills Tube for Reflector Build (Atlanta, GA)

By: Tim C Location: Marietta, GA

**Moderator - please bump if possible** **FREE TO A GOOD HOME** This is a Yazoo Mills Heavy-Duty Kraft mailing tube...

04 Feb 2018

Views: 385


Wanted OTA cover for zhumell z12

By: Euclid's Brother Location: Dallas

I lost my ota lid at a star party. Anyone have one for sale or know where I can get a replacement?

19 Nov 2020

Views: 190


Wanted Dob Base Wood Finish Help

By: AlienRatDog Location: Ann Arbor MI

Hi everyone, I have a dob base I need to finish. Everything is cut out and sanded. I just need someone to put the f...

07 Oct 2020

Views: 305


For Sale 100mm F4.5 Objective in Cell (NIB)

By: Terra Nova Location: Cincinnati Metro

New in box, mounted 100mm Surplus Shed Achromatic Objective, in metal cell. I bought this for a project that I have d...

10 Feb 2018

Views: 314


Wanted 12.5" mirror cell

By: royjohn Location: Knoxville, TN

Looking for a 6 or 9 point mirror cell for a 12.5" primary, mounting in a 16" tube.

18 Sep 2020

Updated: 18 Sep 2020

Views: 225


Wanted secondary refigure

By: greenglass Location: ontario canada

would anyone fix my 2.25" newtonian secondary? It's pyrex. I messed it up in 2009 polishing off the tarnished silver...

01 Feb 2018

Views: 342


Wanted Wanted, your unloved 10" mirror cell

By: fee Location: Western Canada - eh

O.K., you know you're NEVER going to get around to using it - right ? So why leave it sitting there when it could ha...

30 Jun 2020

Views: 110


Wanted WTB Optical Flat 6-8”

By: coinboy1 Location: Tulsa, OK

WTB Optical Flat 6-8” for ATM project. Let me know what you have, wavefront quality, and price. Thanks!

01 Aug 2020

Views: 95


Wanted 6" mirror cell

By: Augustus Location: Connecticut

Looking for a nice older 6" mirror cell that will fit a 7" tube.

02 Jan 2021

Views: 121


Wanted MIRROR BLANK 30" x 1, 75" THICK F/D = 3 OR SIMILAR

By: midnightastro Location: ZIP 43400 SP

I nedd a mirror blank 30" diameter, thick 1,25" - 1,75", whit F/D or similar, Pyrex or Supremax. Thanks for your time

09 Oct 2020

Views: 101


Wanted Wanted - Focuser for Sears 6339a or Tasco 10TE or similar

By: photiost Location: Québec

Looking for a focuser to fit a (76mm) Sears 6339a ... the Sears (75mm) 6339 and the Tasco (76.2mm) 10TE focuser will...

27 Mar 2018

Views: 741


For Sale 8 inch F/6 Meade Mirror

By: Heavensboy Location: NE

For Sale: Meade 8 inch F/6 mirror. Mid to late 1980s. There is a small silicone spill on the mirror at the 6 o'clo...

30 Apr 2020

Views: 155


Wanted 10" f/4 - f/3.9 Parabolic Mirror for Newt Project

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...

24 May 2018

Views: 445


Wanted Wanted:Large refractor Objective

By: Sean Cunneen Location: Flossmor Il

I am looking for a large refractor Objective, 6" or larger, f8-f15, preferably 8" dia. I prefer one of known quality....

27 Mar 2018

Views: 409


For Sale 1.83 inch secondary

By: Heavensboy Location: NE

For sales Antares 1.83 ma secondary mirror on home made curved spider holder. The holder will fit a tube up to 7.1...

13 Feb 2018

Views: 274


Wanted 12.5" Mirror Cell

By: CalAstro Location: Comanche, OK

Looking for a 12.5 inch mirror cell, University Optics or similar, in good working condition.

02 Feb 2018

Views: 445


For Sale Six Plate Glass Disks, 12"-16"

By: ccaissie Location: 04353

Several plate pieces, all usable, for all you thin mirror guys, as follows: A. 12.0" x .75". New, tiny edge chips....

30 Apr 2020

Updated: 01 May 2020

Views: 452


16" f5 Mirror wanted or trade for f7.2

By: moonwatching ferret Location: Florida

I have a 16"f7 i am well known in the solar system imaging section. I want to get into dso work the only issue is my...

17 Oct 2020

Views: 87


Wanted Looking for 4" Diagonal Secondary Mirror

By: Tucker512 Location: Tucson, AZ

Looking for a reasonable quality 4" minor axis secondary mirror for a Newtonian. Doesn't have to be 1/30th wave or a...

06 Sep 2020

Updated: 26 Sep 2020

Views: 246


Wanted WTB tube rings for a small reflector

By: wavefront Location: Colorado

I left a mount outside with a plastic bag over it and the wind pushed it over cracking one of the tube rings. Luckily...

26 Mar 2021

Views: 117


For Sale Centering Wax by Universal

By: ccaissie Location: Maine

One unopened box of Universal #9 (flexible) black wax sticks. This is more like a mounting pitch, used to temporarily...

30 Dec 2020

Views: 126


Wanted Jaegers 5 inch lens cell

By: clamchip Location: Seattle WA.

I'm looking for a 5 inch Jaegers lens cell. These were non-collimatable with a threaded retainer ring. I think it wil...

12 Mar 2018

Views: 270


Wanted Novak 10" Primary Mirror cell

By: glnn_23 Location: Australia

Hi all. Looking for a Novak 10" Primary Mirror cell. Might also consider a other sizes and modify to suit.

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