厉害！为什么点测光还要 －1 EV?

来源: 于 2010-07-10 09:09:59 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Exposure Time: 1/2500 sec
F-Number: f/2.8
Exposure Program: Aperture Priority
ISO Speed Rating: 640
Lens Aperture: f/2.8
Exposure Bias: -1 EV