自动曝光锁(AutomaticExposure Lock,AE Lock) 亦可称为“曝光锁定”、“曝光记忆”等等。一种设置在自动测光相机上,用作锁定曝光值(或储存曝光值)的功能。依靠自动曝光锁功能,摄影者可先把相机对准被摄主体进行测光并锁定曝光值,然后才将相机移位,进行构图。利用自动曝光锁功能,不但方便了摄影者进行构图,更可确保被摄主体曝光正确。 Automatic Exposure Lock (AE Lock) can also be called “Exposure Lock”, “Exposure Memory” and so on. A function that is set on an automatic photometry camera and functions as a lock exposure (or stored exposure). Depending on the AE lock feature, the photographer may aim the camera at the subject to meter and lock the exposure before shifting the camera to composition. The use of AE lock function, not only facilitate the photographer composition, but also to ensure the subject exposure is correct.