0.85x Focal Reducer/Corrector for Sky-Watcher EVOSTAR ED72
Designed for serious Astro-Imagers. Optimized for the Sky-Watcher EVOSTAR ED72, this superb quality accessory effectively reduces the telescope’s focal length by a factor of 0.85x and provides much improved field-edge correction. Use in conjunction with Sky-watcher’s M48 Sony, Canon or Nikon T-ring adaptors. The optimal working distance from the M48x0.85 connection thread of the corrector is 55 mm.
| Focal length reduction | 0,85 |
| Fits ... | EvoStar 72 ED OTA |
| Connector (at camera end) | M48 |