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怎么感觉按照这么来看,50的定焦头还不如变焦狗头的效果好呢...
看横坐标,狗头只到15哦
Bingo!这就是看 MTF 图的意义啰~可以破除很多迷信。不过公平的说,Canon 的 50/1.8 II 定价是便宜到掉渣的 880RMB,能要求什么呢?
50定焦头的最大光圈是F/1.4变焦狗头的最大光圈是F/3.5
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Reader Comments (Page 1 of 1)
Location @ Oct 13th 2008 12:35AM
怎么感觉按照这么来看,50的定焦头还不如变焦狗头的效果好呢...
AriesZ @ Oct 13th 2008 12:39AM
看横坐标,狗头只到15哦
Andy Yang @ Oct 13th 2008 1:16AM
Bingo!这就是看 MTF 图的意义啰~可以破除很多迷信。
不过公平的说,Canon 的 50/1.8 II 定价是便宜到掉渣的 880RMB,能要求什么呢?
neo @ Oct 13th 2008 3:52AM
50定焦头的最大光圈是F/1.4
变焦狗头的最大光圈是F/3.5