It is similar

来源: pieq314 于 2010-03-24 18:44:03 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (291 bytes)

As I mentioned in my previous post, this is because the AF mirror just cannot be made large: there is no space for bigger mirror.

This is one of the arguements for Canon's 1D series to stay at 1.3x crop: its AF points are nicely spread out. I found it much easier to compose photos.

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