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28 Oct 2017

Views: 711


$22,595.00

For Sale AG Optical Systems quartz 17" F6.7 iDK


By: AG Optical Location: USA

The AG Optical Systems 17" F6.7 Imaging Dall Kirkham (iDK) astrograph is an observatory-class quality imaging instrum...

17 Apr 2017

Views: 811

Sold!
$22,595.00

For Sale AG Optical Systems 17" iDK IN STOCK quartz interferometry


By: AG Optical Location: USA

Interested in an observatory class imaging scope with premium optics? Look no farther than the AG Optical Systems 17"...

19 May 2020

Views: 818

Sold!
$22,000.00

For Sale Planewave CDK-17 with accessories (all new in box)


By: Allaboutastro Location: Dallas/Fort Worth

Purchased directly from Planewave in June 2015 for an observatory project in Wyoming. My partner passed away in the m...

14 Jan 2019

Views: 667

Sold!
$21,595.00

For Sale AG Optical 17" F6.7 iDK - two scopes in one


By: AG Optical Location: Alabama

The AG Optical Systems 17" F6.7 Imaging Dall Kirkham (iDK) astrograph is an observatory-class quality imaging instrum...

10 Jun 2017

Views: 543

Sold!
$19,995.00

For Sale AG Optical Systems 17" iDK, quartz IN STOCK Sale


By: AG Optical Location: Alabama

In stock and we'll throw in an Optec TCF-S3i focuser, Thermal Control System, shroud, and piggyback dovetail plate at...

29 Jul 2020

Updated: 29 Jul 2020

Views: 830

UPDATED
$17,500.00

For Sale 14.5 Ritchey-Chretien OTA


By: bigmark Location: Chiefland,FL.

14.5 Ritchey-Chretien OTA : F8 Paul Jones optics Strehl rating 0.961 Carbon fiber open truss Secondary adjustment abi...

12 Oct 2020

Views: 267


$16,090.00

For Sale AG Optical 14.5" F6.7 iDK Quartz Ostahowski optics


By: AG Optical Location: USA

Quality, performance, and service are the driving factors behind every made-in-the-USA AG Optical Systems telescope....

13 Oct 2019

Views: 1377

Sold!
$15,600.00

For Sale Astro-Physics FASTMAX 180


By: jgardner Location: Central Virginia

I am the original and sole owner of this scope, having taken delivery from A-P in August, 2015. The scope has been u...

28 Oct 2017

Views: 585


$15,575.00

For Sale AG Optical Systems 14.5" F6.7 quartz iDK


By: AG Optical Location: USA

The AG Optical Systems 14.5" F6.7 Imaging Dall Kirkham (iDK) astrograph is a premium quality imaging instrument featu...

14 Nov 2017

Views: 893

Sold!
$15,000.00

For Sale $8000 off AG Optical 17" iDK quartz


By: AG Optical Location: USA

AG Optical Systems has a slightly used (9.5 out of 10 condition) 17" iDK that was used for some mirror cell testing....

23 Jun 2018

Updated: 23 Jun 2018

Views: 1605

UPDATED
$14,000.00

For Sale 16" F/18 Royce Dall-Kirkham, NIB


By: ltha Location: Oregon

Several years ago a friend contacted me to see if I was interested in ordering a 16" F/18 Dall-Kirkham from Bob Royce...

31 Oct 2018

Views: 557

Sold!
$12,875.00

For Sale SALE! AG Optical Systems 12.5 F3.9 - Lockwood optics


By: AG Optical Location: USA

End of year sale!! Two scopes available! Save $2500 off new price! AG Optical Systems is completing a production r...

06 May 2017

Updated: 08 Oct 2017

Views: 1403

UPDATED
$12,500.00

For Sale Complete (Mint) CGE PRO 1100 HD Imaging/Visual System


By: TommyTucker Location: Tucson, Arizona, USA

**All equipment is mint condition** **All equipment will be inspected and shipped by a professional astronomy equipme...

11 Nov 2019

Updated: 14 Oct 2020

Views: 746

UPDATED
$12,000.00

For Sale Officina Stellare Pro RC 400 OTA


By: Frank Wiltshire Location: Somerset, Ca, USA

400mm Primary, f/8.3, 3320mm FL with Flattener 60mm Corrected and Illuminated Field Zero Expansion Astrosital Mirror...

20 Nov 2018

Updated: 20 Nov 2018

Views: 1149

Sold!
$12,000.00

For Sale 16 inch RC Optical OTA


By: Darren Drake Location: Willowbrook,Illinois

16 inch f8.3 RC Optical Systems OTA. Includes RC Optical Systems Precision Instruments Rotator and Telescope Command...

04 Jun 2020

Views: 858

Sold!
$12,000.00

For Sale 22" Shafer Maksutov. In a C22 OTA fork mount trailer.


By: gatorengineer Location: PA

Celestron C22 reconfigured as a Shafer Maksutov Telescope cervit primary with a massive fork mount. Many of you have...

09 Dec 2017

Updated: 23 Apr 2018

Views: 1755

UPDATED
$12,000.00

For Sale Riccardi Honders Astrograph Veloce RH250-priced lowered


By: cardiofuse Location: North Carolina

I'm lowering this to ridiculous price as my new scope is almost here and I need to move it. Keep in mind, this is a...

02 Jan 2019

Views: 1066

Sold!
$10,750.00

For Sale Questar 7 with Fork Mount and Pier


By: Hillbill Location: Marysville, Ohio 43040

I am offering my beloved Q7. This one was built in 1987 with the serial number Z-7-603-BB-DP. The overall condition...

15 Jul 2020

Views: 377


$10,690.00

For Sale AG Optical Systems 12.5" F6.7 iDK quartz


By: AG Optical Location: USA

The AG Optical Systems 12.5" F6.7 Imaging Dall Kirkham (iDK) astrograph is a premium quality imaging instrument featu...

18 May 2020

Views: 378


$10,690.00

For Sale AG Optical Systems 12.5" F6.7 iDK quartz


By: AG Optical Location: Alabama USA

The AG Optical Systems 12.5" F6.7 Imaging Dall Kirkham (iDK) astrograph is a premium quality imaging instrument featu...

16 Sep 2020

Views: 337


$10,690.00

For Sale Quartz AG Optical Systems 12.5" F6.7 telescope


By: AG Optical Location: USA

Quality, performance, and service are the driving factors behind every made-in-the-USA AG Optical Systems telescope....

11 Apr 2017

Views: 736


$10,595.00

For Sale AG Optical Systems 12.5" quartz MoonLite NiteCrawler


By: AG Optical Location: Alabama USA

AG Optical Systems has partnered with MoonLite Telescope Accessories to offer the NiteCrawler rotating focuser option...

16 Aug 2017

Views: 737


$10,595.00

For Sale AG Optical Systems 12.5" iDK quartz interferometry


By: AG Optical Location: Alabama

AG Optical Systems has partnered with MoonLite Telescope Accessories to offer the NiteCrawler rotating focuser option...

29 May 2019

Views: 482

Sold!
$10,495.00

For Sale AG Optical Systems 12.5" F5 astrograph


By: AG Optical Location: USA

The AG Optical Systems Convergent Fast Astrograph .3 meter (12.5 inch) F5 telescope is a semi-portable imaging instru...

22 Aug 2019

Views: 479

Sold!
$10,495.00

For Sale AG Optical 12.5" F5 Convergent astrograph


By: AG Optical Location: USA

The AG Optical Systems Convergent Fast Astrograph .3 meter (12.5 inch) F5 telescope is a semi-portable imaging instru...

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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