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旧 Sep 15th, 2012, 13:35     #16
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作者: dalplex 查看帖子
这个ef-25用在50焦距的头后可以增加放大倍数约0.5。

原来的5014本身的放大倍数是0.15:1。
用这个后增加大0.3:1。

似乎还是达不到1:1的效果。
帮你找了一个合适的啦。既有广角又有微距。
http://www.bhphotovideo.com/c/produc..._DC_Macro.html
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