OTA · 2013–
Takahashi CCA-250
Key specifications
| Aperture | 250 mm |
|---|---|
| Focal length | 1250 mm |
| Focal ratio | f/5 |
| Optical design | Other |
About
250 mm corrected-Cassegrain astrograph, 1250 mm focal length at f/5, with a flat 88 mm image circle. Carbon-fiber tube, temperature-compensated cell, motorized ASCOM secondary-mirror focusing and 3-fan primary cooling; developed as the successor to the BRC-250.