English Dictionary

aperture priority

名詞

限定用法 頻度副詞 不可算名詞

(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.

日本語の意味

カメラにおいて、撮影時に絞り（開放値）を手動で設定し、露出に必要なシャッタースピードを自動で選択する撮影モード。 / 絞り優先露出モード（アパーチャー・プライオリティモード）

Before the wedding portraits, she set her camera to aperture priority to achieve a shallow depth of field.

結婚式のポートレートを撮る前に、シャッタースピードを自動で選ぶ絞り優先モードにカメラを設定して、浅い被写界深度を実現した。

意味（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.

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.