据说松徕14-50mm/2.8-3.5广角端可以通过某种操作技巧来获得大半档光圈
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[1 楼] xuyinghui [资深泡菜]
13-2-18 23:58
"aperture opens to (estimated) f/2.2-2.5 with "release button trick" at wide end"

没找到是如何操作的,有高人知道吗?