OTA · MSRP $2,495
Astro-Tech 10" f/8 Ritchey-Chrétien Optical Tube
Key specifications
| Aperture | 254 mm |
|---|---|
| Focal length | 2000 mm |
| Focal ratio | f/8 |
| Optical design | Ritchey-Chrétien |
| Back focus | 235 mm |
| Weight | 15.6 kg |
All specifications
| Lens coating | 99% reflectivity dielectric mirror coatings |
|---|---|
| Focuser type | Dual-speed linear bearing Crayford, 10:1, 50mm travel, rotatable |
| Dovetail | Losmandy |
About
A true Ritchey-Chrétien astrograph with fixed hyperbolic low-expansion quartz mirrors in a rolled steel tube — the metal-tube version of the AT10RCF. Nine knife-edge baffles, a rotatable dual-speed linear-bearing Crayford focuser, three rear-cell cooling fans and two Losmandy dovetail rails.
Where to buy
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