适用于一般镜头。高档镜头远远好于这个数值，贵有贵的道理。

来源: uptrend 于 2023-10-31 14:53:07 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.