大光圈應用 Antlia RGB Ultra filter in f2 system
分類: 器材情報 Equipment
2023-07-13
用這張今晚拍的照片去回答一個詢問，Antlia RGB Ultra濾鏡能否用於像Celestron RASA或Starizona Hyperstar這樣的f/2攝影系統。今天晚上的每月觀星實習會示範拍攝
https://eshop.astro.hk/hk/catalogs/products/2caf077a-fc34-4c25-a6af-aebd212a2f04
This photo taken tonight is to answer an inquiry about whether the Antlia RGB Ultra filter is good for f/2 photographic system like Celestron RASA or Starizona Hyperstar. Will demonstrate this system in tonight's monthly stargazing practice session.
https://eshop.astro.hk/hk/catalogs/products/2caf077a-fc34-4c25-a6af-aebd212a2f04
Celestron EdgeHD 14", Hyperstar V4 (732mm f/2), ASI2600MC, Antlia RGB Ultra, SkyWatcher EQ8R at Galaxy Scientific Group NTW base.
4X30秒即總曝光2分鐘，無平場無暗場，僅ASIAIR app截屏。
4x30sec = total 2min exposure, no dark no flat no processing, just screen capture of the ASIAIR app.
Antlia RGB Ultra
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