Sky-Watcher Evostar 72ED Reducer/Flattener (.85x) (S20212)
by Sky-Watcher
SKU 050234202141
Sold out
Original price
$520.00
-
Original price
$520.00
Original price
$520.00
$520.00
-
$520.00
Current price
$520.00
Specifications Overview
- Compatible with both APS-C and full frame sensors, APS-C (crop sensors) and smaller recommended.
- 55mm back focus
- Drops f/ratio from native f/5.8 (420mm) to f/4.93 (355mm)
- Reduces exposure time by 38% compared to native f/5.8
- 5.8 x 3.87-degree field of view when used with a full frame camera
- 3.79 x 2.53-degree field of view when used with APS-C crop sensor
- Includes thread-on adapter to mount reducer to Evostar 72ED focuser