The William Optics Zenith 73 III is a two-element APO refractor. The FPL-53 glass used by this telescope provides excellent aberration correction.
Soft carry case is included in the standard package
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Soft carry case is included in the standard package
| Focal Length | 430mm |
| Aperture | 73mm |
| Focal ratio | f/5.9 |
| Camera Format | Up to Full Frame |
| Focuser | 2″ Rack and Pinion (compatible with ZWO EAF) |
| Recommended Flattener | FLAT 73A, FLAT73R |
| TubeLength (Retracted) | 330mm |
| TubeLength (Extended) | 420mm |
| OTA Weight | 2.83kg |
$1,295.00
$1,295.00
The William Optics Zenith 73 III is a two-element APO refractor. The FPL-53 glass used by this telescope provides excellent aberration correction.
Soft carry case is included in the standard package
e Soft carry case is included in the standard package
| Focal Length | 430mm |
| Aperture | 73mm |
| Focal ratio | f/5.9 |
| Camera Format | Up to Full Frame |
| Focuser | 2″ Rack and Pinion (compatible with ZWO EAF) |
| Recommended Flattener | FLAT 73A, FLAT73R |
| TubeLength (Retracted) | 330mm |
| TubeLength (Extended) | 420mm |
| OTA Weight | 2.83kg |
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