OTA · 2009– · MSRP $399
Astro-Tech AT6RC
Key specifications
| Aperture | 150 mm |
|---|---|
| Focal length | 1370 mm |
| Focal ratio | f/9 |
| Optical design | Ritchey-Chrétien |
| Back focus | 150 mm |
| Weight | 5.85 kg |
All specifications
| Lens coating | Enhanced aluminum, quartz overcoat |
|---|---|
| Focuser type | Dual-speed 2" Crayford, 10:1 |
| Dovetail | Vixen |
About
6-inch (150 mm) f/9 true Ritchey-Chrétien astrograph, ~1370 mm focal length, with hyperbolic primary and secondary mirrors. The model that brought affordable true-RC imaging to amateurs (S&T Hot Product 2009); 2" dual-speed Crayford focuser, BK-7 quartz-overcoated mirrors, Vixen dovetail.
Where to buy
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