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14 Jan 2021

Updated: 18 Jan 2021

Views: 91

UPDATED
$110.00

For Sale 155 mm finder scope rings


By: rrice Location: Santa Fe, nm

Rings, screws, base plate, picture says it all, either a 7 inch D plate or a vixen style bar or both, pay pal and con...

13 Jan 2021

Views: 66

Offer Pending
n/a

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

13 Jan 2021

Views: 61

Offer Pending
$500.00

Wanted 5.5" or 6" secondary mirror


By: Augustus Location: Connecticut

Looking for one in good condition. Thank you!

13 Jan 2021

Views: 225

Sold!
$20.00

For Sale Vintage 8" Spider and Secondary- Meade?


By: DIYDarren Location: Kentucky

Hey all- going through a box of parts that I bought off of a local pack rat. Trying to reunite the parts with a comm...

13 Jan 2021

Views: 229


$75.00

For Sale New 4" Air Spaced Multi Coated Objective Lens F4.5


By: starbird Location: 95409

This is a brand new unused 4" air spaced doublet lens in cell. Focal length is about 18" or F4.5. Lens is multicoated...

13 Jan 2021

Views: 99

Sold!
$20.00

For Sale Pair of 1.25" Focus Extension Tubes


By: starbird Location: 95409

This is a set of two 1.25" focus extension tubes. One long and one short. One is an Orion and the other is unbranded...

12 Jan 2021

Views: 162

Sold!
$20.00

For Sale Spiders, secondary holders


By: Augustus Location: Connecticut

Two meant for 12" ID tubes, one with a 5/16" thread and one with a 1/4 20 thread it seems. One has a 1.5" secondary h...

12 Jan 2021

Views: 97


$28.00

For Sale 70mm Air-Spaced Achromat in Metal Cell


By: MASILMW Location: US

70mm Air-Spaced Achromat in Metal Cell The focal length is 315mm f/4.5. Made by Carton Optical in Japan. The lenses a...

11 Jan 2021

Updated: Yesterday, 07:32 PM

Views: 161

UPDATED
$120.00

For Sale Prive reduced:4inch Zerodur flat mirror, dielectric coating for 45 degrees


By: dbruns Location: San Diego

This flat mirror was purchased about 25 years ago, but is in great condition. Marking on the back is 40Z40, a referen...

11 Jan 2021

Updated: Yesterday, 07:32 PM

Views: 131

UPDATED
$120.00

For Sale Price reduced: 4inch Zerodur flat mirror, aluminized


By: dbruns Location: San Diego

This flat mirror was purchased about 25 years ago, but is in great condition. Marking on the back is 40Z40, a referen...

11 Jan 2021

Updated: 17 Jan 2021

Views: 136

Sold!
$60.00

For Sale 4.5 inch Secondary Holder, Astrosystems. $60 shipped.


By: Qi Dang Location: CA

4.5 inch Secondary Holder, Astrosystems. $60 shipped.

11 Jan 2021

Updated: 17 Jan 2021

Views: 620

UPDATED
$1,300.00

For Sale 16 inch F 4.5 mirror $1300 OBO shipped


By: Qi Dang Location: Union City, California

16 inch F4.5 mirror. one inch thickness. Soda–lime glass. Weighs 15lb. Refigured by Swayze Optics. Recently coated (e...

10 Jan 2021

Views: 87


$95.00

For Sale Original Tele Vue Renaissance 4” Tube ring


By: ROBODOG Location: Cali

This is the original 4" tube ring from the original Tele Vue Renaissance (with no slots) in original black finish. No...

10 Jan 2021

Updated: 10 Jan 2021

Views: 115

UPDATED
$95.00

For Sale Tele Vue 4" Ring Mount - Satin Finish


By: ROBODOG Location: Cali

Tele Vue 4" tube ring. Fits TV 101 and 102 scopes. Price includes shipping via USPS to conus only. PayPal and Zelle...

10 Jan 2021

Views: 222


$10.00

For Sale Curved Spider Vanes


By: Jaimo! Location: New Jersey

I have no idea what size tube this is for, hopefully the buyer know more than I do... Included a tape measure in the...

10 Jan 2021

Views: 135


$30.00

For Sale NEW Carton 4" Telescope Mirrors


By: MASILMW Location: US

NEW Carton 4" Telescope Mirrors 4" f/10 Spherical Made in Japan by Carton Optical Co. From a recent purchaser btw - T...

09 Jan 2021

Views: 67

Sold!
$35.00

For Sale Tube rings 6.2" Agena Astro


By: altair1956 Location: Central MA

One ring is missing the felt liner on one side. both rings included in the price which also includes shipping in CO...

09 Jan 2021

Views: 121

Sold!
$24.00

For Sale Optica B/c 4" F10 Mirror with Mirror Cell


By: starbird Location: 95409

This is an optica B/c 4" F10 newtonian mirror in the original mirror cell. This is vintage made in Japan so it is a...

08 Jan 2021

Views: 156


$100.00

For Sale Variety of Prisms & Diagonals for Telescopes to Choose From


By: scopehed Location: Meadview, Az

Variety of Prisms & Diagonals for Telescopes to Choose From 1) Giant Porro Prism Holds 2" Eyepieces 1 1/4" Clear...

08 Jan 2021

Views: 44


$1.00

Wanted Artificial star


By: Bonco2 Location: Florida

Looking for an artificial star for collimating telescopes.

08 Jan 2021

Views: 237

Sold!
$20.00

For Sale Two 3" reflector parts sets.


By: diverjim Location: Northern California, Sacramento

Two sets of mirrors with cell, spiders with secondary mirrors, tube end with caps (no moon cap). Both were salvaged f...

07 Jan 2021

Views: 244

Sold!
$60.00

For Sale Rare Mirror Set - Vintage 1979 4.25" F/10.6 Newtonian


By: Bartlebee Location: New Mexico

Getting rid of some old optics. These could use a re-coating. Primary is 4.25" F/10.6, secondary is 1.5". Comes with...

07 Jan 2021

Views: 179


$20.00

For Sale scope stuff mounting bracket.


By: jim kuhns Location: Savannah, Georgia 31419

mounting bracket for 7 to 9ah battery. .75" thick, 5.5" overall height, 6" wide. For battery up to 2 5/8" wide....

07 Jan 2021

Views: 121


$20.00

For Sale 2" Eyepiece Focus Tube Extender with Brass Compression Ring


By: starbird Location: 95409

This is a brand new 2" focus tube extender with a brass compression ring for the eyepiece. Brand new in the box. Pri...

07 Jan 2021

Views: 191


$50.00

For Sale AstroEQ Boards


By: gordtulloch Location: Winnipeg Canada

I was going to build two of these for projects but ended up only building one that I didn't have time to debug (so no...

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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