ATM Parts and Such
28 Mar 2020
Got an old tired mirror, under loved, a bit rough? Any condition will do, so the cheaper rougher candidate is preferr...
31 May 2017
Wanted Howie Glatter Sling
Hi - I am looking for a howie glatter sling to install on my 15 inch UC . If you have the one for the 18 inch UC, tha...
28 Feb 2020
Wanted Spider for 16" Dob
Wanted: Spider for 16" Dob. Prefer four straight vane but will consider curved. I already have an Astrosystems hub an...
09 Mar 2020
For Sale Counter Weights
18 lbs with 2" hole - $20.00 5 lb with 1.5" hole - $10.00 Buyer pays shipping vis USPS.
21 Apr 2019
For Sale Free steel tube for 12" F5 reflector
I will rebuild my 12" DOB and this tube is useless for me. The steel tube with end ring and cap is in great condition...
26 May 2018
Wanted WNNTED 60mm X 1000mm lens
I'm looking for a 60mm X 1000mm lens. With or without a cell.
19 Aug 2018
This is a criterion 2" elliptical diagonal fllat mounted on a curved vane spider. Reduces diffraction spikes as compa...
18 Mar 2021
Wanted Looking for a 6” f5 mirror.
Looking to find a 6” f5 mirror for a bino scope project. I don’t need a secondary but can take it if need be. Doesnt...
29 Dec 2020
For Sale 12’ x 16” cardboard tube- FREE
This was left over from a non-ATM project. I thought I’d post it here before I get rid of it. It’s free to anyone who...
31 Dec 2018
For Sale Tube for 10" reflector (free)
12" ID and 45" length. Good for a 10" F4.5 reflector. Pick up free in Bay area.
08 May 2018
Wanted Carton 100mm f/13 lens
Hi, I want to buy a Carton 100mm f/13 objective lens with or without cell. Preferably in Europe. Thanks, Dorin
10 Sep 2018
Wanted Mirror set
Hello. I am looking for a 16 inch f/4.5 mirror and matching secondary. One in Canada would be nice. In Ontario, ev...
28 Oct 2020
Wanted intelliscope encoder
I am looking for one of these - an orion intelliscope encoder, I got a used intelliscope system and this encoder does...
18 Feb 2018
Wanted 7 inch secondary
I am looking for a 7 inch secondary mirror
21 May 2020
Fellow ATM'ers! Looking for some gently used Obsession Altitude bearings from a 15" scope, these are the 20.5" arcs....
07 Aug 2018
Hello, was out of the hobby awhile, had sold my xt8 to a guy in New Orleans. He sold it to another in West Louisiana....
08 Nov 2018
Wanted Tube for 6" Newtonian
I'm looking for a tube to rebuild a 6" Newtonian scope. A fiber glass tube by Parks, Cave etc would be ideal. A tub...
27 Oct 2020
Without realizing it until last night I am missing a foot for my Atlas EQ mount and tripod. Looking to replace it. If...
01 Oct 2019
Updated: 02 Oct 2019
Wanted foucault tester
Hi, Someone's got ot have a tester that they don't use or need. Let me know if you have one. Maybe we can work out a...
24 Nov 2019
Wanted Mirror Blank Wanted
Hello, I am looking for an 18" dia. x at least 1" thick (preferably) plate glass (or similar) blank suitable for maki...
13 Nov 2019
Hi, our club here in Souther Utah has acquired a coulter 13.1 DOB. We would like to upgrade the mirror cell. anyone...
03 Jan 2019
Wanted D&G 6 inch F-12 lens in Cell assembly for my project scope
06 Dec 2017
Looking for a high quality 8" mirror, Fagin, Lightholder, Zambuto, Spooner, Harry, or ? Let me know what you have an...
21 Feb 2020
Looking for a diagonal or optical flat mirror in the 3.5" to 4.25". A bit larger is fine. Sleeks are not a concern. B...
11 Jun 2019
Big red tube & base NO Mirrors