Thread: [SOLD] Astro-tech at6rc ota
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Old 11-09-2020, 02:39 PM
ubique (Hugh)
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ubique is offline 		 
Join Date: Aug 2008
Location: Brisbane
Posts: 188
Astro-tech at6rc ota
ASTRO-TECH AT6RC OTA


Astro-Tech AT6RC Ritchey-Chrétien astrograph includes 1 inch and 2 inch spacers and Crayford dual speed focuser. Condition is excellent comes with original packing.


FEATURES:

• 6" f/9 true Ritchey-Chrétien hyperbolic mirror optical design
• diffraction-limited or better BK-7 mirrors• enhanced aluminium optical coatings, overcoated with quartz
• dual-speed 2" Crayford focuser
• 1" and 2" extension rings for fine-tuning the back focus
• Vixen-style dovetail rail

Price reduced from $400 to $350
$350 plus postage

PM me if you are interested
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Last edited by ubique; 19-09-2020 at 05:36 PM. Reason: Price reduction