英和和英

名詞

aperture priority ‎(uncountable)

1. (photography, often used attributively) A setting in many professional-grade and advanced-amateur-grade cameras which allows a photographer to manually set the aperture setting of an exposure while the camera then automatically selects the correct shutter speed for that exposure.
   • 1978 October, "One of these cameras was made just for you," Penthouse, p. 22 (retrieved 25 Feb 2014):

     For landscapes, still lifes, portraits and the like, you'll want an aperture-priority camera. It lets you set the lens opening, while it sets the shutter speed automatically.

参考

• shutter priority

参照

• aperture priority at OneLook Dictionary Search