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18 Feb 2018

Views: 204

Sold!
$65.00

For Sale 8" Full Thickness Pyrex Blank


By: ccaissie Location: 04353

UL-23 Molded edge back is perfect. Face with manufacturer's coarse chamfer has a small fracture, visible in pic. B...

18 Feb 2018

Views: 315


n/a

Wanted 7 inch secondary


By: kfrederick Location: Pa USA

I am looking for a 7 inch secondary mirror

17 Feb 2018

Views: 311


$20.00

For Sale Cave Mount Parts


By: jrb Location: Thousand Oaks, CA

1” and 1.5” Cave Dec shafts 25” long 3/8” x 16 TPI threaded hole on one end Left over from restoration projects.

16 Feb 2018

Views: 771


$299.00

For Sale GSO 10" f/5 Primary Mirror with 2.5" Secondary


By: jdburr66 Location: Lakewood, CO, USA

GSO 10" f/5 Primary Mirror with 62mm (2.5") Secondary Mirror.250mm aperture, 1250mm focal length, f/5, 35mm thickness...

16 Feb 2018

Updated: 18 Feb 2018

Views: 354

Sold!
$75.00

For Sale 8" f/5.3 Full Thickness Pyrex Mirror or Blank


By: ccaissie Location: 04353

Foucault/Ronchi shows small TDE. Polish looks complete, but does not pass laser test. Make a pitch lap and finish it...

16 Feb 2018

Views: 384

Sold!
$200.00

For Sale Complete 10 inch Optics set In Exc Conditon


By: ruachsheavens Location: 60050

Complete Optics set from an Orion 10" DOB - includes Primary mirror, mirror cell, secondary mirror and holder, 4 vane...

16 Feb 2018

Views: 201


$1.00

Wanted Primary Cell for 9" ID sonotube


By: airbleeder Location: Powder Springs, GA

I am looking for an aluminum primary cell for an 8" reflector to fit 9" ID Meade sonotube.

15 Feb 2018

Updated: 24 Apr 2018

Views: 332

UPDATED
$35.00

For Sale Celestron CGEM Mount Platform


By: jrb Location: Thousand Oaks, CA

CGEM mount platform Accepts Losmandy style dove plates Excellent condition Shipping via USPS Priority Mail included

15 Feb 2018

Views: 187

Sold!
$40.00

For Sale Edmund Scientific 2.14" Secondary Mirror - LNIB


By: Augustus Location: Connecticut

This is an interesting find. Found in an ATM shop, like new in the original Edmund shipping box (not shown). The "dus...

15 Feb 2018

Views: 265

Sold!
$50.00

For Sale 2.1" Diagonal from Meade C14


By: ccaissie Location: 04353

Excellent condition, still in diagonal housing. Measures 2.1" x .44" thick. Diagonal mounted on 3 point adjusting...

13 Feb 2018

Views: 218


n/a

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.

13 Feb 2018

Views: 277


$13.00

For Sale Bushnell 700mm x 60mm Achromat Lens


By: MASILMW Location: US

Bushnell 700mm x 60mm Achromat Lens Also, comes with Cell, Lens Shade and Lens cover. The plastic cell fits over the...

11 Feb 2018

Updated: 18 Feb 2018

Views: 532

UPDATED
$95.00

For Sale 8 INCH TELESCOPE MIRROR BK7 OPTICAL BLANK


By: madeline wiest Location: Pleasanton, CA

8 Inch Telescope Mirror BK7 optical blank. 1.25 inch thick. Purchased from government surplus, have approximately 20.

11 Feb 2018

Views: 367

Sold!
$395.00

For Sale Galaxy/JC Wilkinson figured 8" f/8 zerodur Mirror


By: rfic1 Location: CT

8" f/8 63.5" focal length mirror by Galaxy Optics and figured by JC Wilkinson. I have the test report which demonstra...

11 Feb 2018

Views: 274

Sold!
$60.00

For Sale 6" Fused Quartz Blank - REDUCED AGAIN


By: Augustus Location: Connecticut

I'm selling this fused quartz mirror blank. It's 1" thick and slightly tapered with the larger (front) side being 6"...

10 Feb 2018

Views: 251


n/a

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.

10 Feb 2018

Views: 333

Sold!
$80.00

Moonlite 1 inch aluminum captive


By: George Methvin Location: Cross Plains tx

​For sell used eight Moonlite 1 inch aluminum captive for one inch truss poles Models TC-100A. Asking price for all e...

09 Feb 2018

Updated: 10 Feb 2018

Views: 466

UPDATED
$15.00

For Sale Televue and Kendrick


By: donsurles Location: delaware

1) Televue Extension Tube...$15<<<<<SOLD>>>>> 2) Televue Digital Camera Adapt...

08 Feb 2018

Updated: 08 Feb 2018

Views: 348

Sold!
$45.00

For Sale Secondary adjustable mirror 4 vane mount


By: jeff675 Location: Cottage Grove, OR 97424

Hello- Here is a 4 vane and adjustable secondary spider mount that was used on a 16 " Dobsonian Telescope. The dimens...

07 Feb 2018

Views: 385

Sold!
$125.00

For Sale C14 rear CELL with baffle tube


By: bob midiri Location: se pa 19320

I have a C14 rear cell from a damaged C14 edge HD. This is bare bones no focuser nor no mirror locks. It has baffle t...

07 Feb 2018

Updated: 20 May 2018

Views: 1113

UPDATED
$800.00

For Sale Full thickness 16"F6 mirror and diagonal


By: bob midiri Location: se pa 19320

UPDATE 052018. Tested mirror with Foucault tester and Couder Mask see pictures, the surface is quite smooth and the e...

06 Feb 2018

Views: 275

Sold!
$35.00

For Sale 3.1 inch uncoated secondary mirror with older, but robust holder. 1/2 wave or b


By: mashirts Location: Elgin, TX

3.1 inch uncoated secondary mirror tested at 1/2 wave or better. An older but robust holder with adjustments. No sp...

06 Feb 2018

Views: 259

Offer Pending
$29.00

For Sale 2.1 inch uncoated secondary, holder and spider 1/2 wave or better


By: mashirts Location: Elgin, TX

2.1 inch minor axis uncoated secondary, holder and spider. Tested at 1/2 wave or possibly better. A solid holder and...

06 Feb 2018

Views: 397

Sold!
$25.00

For Sale DIY Aluminum 18 point Mirror Mount


By: jeff675 Location: Cottage Grove, OR 97424

Hello- I am selling my Do It Yourself mirror mount that held my 16" mirror. It was constructed of 1 1/4" Aluminum ang...

04 Feb 2018

Views: 331


n/a

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?

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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