For sale is an Astro-Tech 8" f/8 Ritchey-Chretien with Moonlight High Resolution Stepper Motor focuser in excellent condition. I am the only owner and user of this scope and focuser. I have owned this scope from February 2012 to the present and was used primarily for AstroPhotography. This scope is in excellent condition with no scratches on the body. The mirror has no blemishes other than the expected dust on the surface.
Specs from the Astronomics web site:
* 1625mm focal length
* 8 inch f/8 true Ritchey-Chretien hyperbolic mirror optical design
* 0.57 arc sec resolution
* low thermal expansion quartz primary and secondary mirrors
* 99% reflectivity non-tarnishing dielectric mirror coatings
* High strength/low thermal expansion carbon fiber optical tube
* ten contrast-enhancing main tube knife edge light baffles
* two dovetail rails, one Vixen-style and one Losmandy-style "D-plate".
Included with the sale:
*2" extension ring
*Two 1" extension rings
*Moonlight focuser with High Resolution Stepper Motor CS model flange, 1.15" travel brass compression ring drawtube.
***NOTE*** You will need buy the motor controller if planning to use for automation.
Will ship CONUS only. The AT8RC optical tube will ship in the original box. Please email me with any questions.
© Coates Astrophotography