總計: HK$ 0

總計: HK$ 0
Sky-Watcher Reducer 72ED 平場減焦鏡

Sky-Watcher Reducer 72ED 平場減焦鏡

Sky-Watcher 信達光學
SW-51014
現貨

HK$ 1980


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圖片僅作供參考,並不代表產品實物及所包括配件。
Pictures shown are for illustration purpose only and may not be an exact representation of the product and accessories included.
  • 詳細內容

- 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

  • 關聯產品
現貨
Sky-Watcher 信達光學
Sky-Watcher 減焦鏡濾鏡接環
HK$ 280