你即將離開本站

並前往http://www.stark-labs.com/help/blog/files/FratioAperture.php

Aperture, f-ratios, myths, etc. | Ask Craig | Stark Labs

This is true for your telescope and for your camera lens. Clearly, the f-ratio can be varied by changing either the aperture or the focal length ...

確定！ 回上一頁

查詢 「Aperture ratio」的人也找了：

  1. aperture ratio telescope
    2.
  2. Aperture ratio
    3.
  3. aperture ratio開口率
    4.
  4. Numerical aperture
    5.
  5. Aperture size
    6.
  6. Aperture stop
    7.
  7. Focal length
    8.
  8. Depth of focus
    9.