OTA · MSRP $4,588
William Optics Gran-Turismo 153
Key specifications
| Aperture | 153 mm |
|---|---|
| Focal length | 1188 mm |
| Focal ratio | f/7.8 |
| Optical design | Triplet APO |
| Weight | 13.64 kg |
All specifications
| Focuser type | 3.7 inch rack-and-pinion, EAF compatible |
|---|---|
| Tube length | 1120 mm |
| Dovetail | Losmandy |
About
A 153 mm f/7.8 triplet APO refractor covering a 43.2 mm image circle, on a 3.7-inch rack-and-pinion focuser with an M92 rotator and a 2-inch RotoLock adapter. Rides on a Losmandy dovetail and takes the FLAT 68III, FLAT 7A or FLAT 8 flatteners.