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AG Optical Systems 12.5" F5 astrograph For Sale

Price - $10,495.00

Ad Number: 172546

Posted: 29 May 2019

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The AG Optical Systems Convergent Fast Astrograph .3 meter (12.5 inch) F5 telescope is a semi-portable imaging instrument featuring a 50mm imaging circle The outstanding optical performance of the FA12 is made possible through the convergence of careful design, state-of-the-art manufacturing, and precise assembly. Wide field images are captured with high-contrast details and sharp stars across the entire field of view.

Optical Tube Assembly
43 lbs. carbon fiber tube assembly
Tube length: 27.25 inches
12.5″ (.3m) low expansion substrate F5 optical system
50mm corrected imaged circle, 1.8 degrees
Cooling fans and optional Thermal Control System
Dust covers
All CNC machined components, all stainless steel fasteners

Optical System
12.5″ F5 corrected optical system with integral field corrector
1570mm focal length
7.1″ secondary obstruction (57% linear obstruction)
Performance: 5 micron RMS 15mm off-axis, 7 micron RMS 25mm off-axis
5.75″ of back focus from Optec Gemini focuser
96% enhanced aluminum coatings
Two-element permanently-aligned field corrector with broadband anti-reflection coating on all surfaces (<.5% reflectivity from 400 to 700 nm)
3.95″ of back focus with Optec TCF-S3i focuser installed
Price: $10,495 + crating and shipping

Please contact AG Optical Systems to learn more.


  • Condition New
  • Location USA

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