谢谢熊猫媳妇，炮筒是200-500mm的变焦镜头。

来源: 甲城老武于 2019-07-26 11:16:09 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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谢谢熊猫媳妇 ， 炮筒是200-500mm的变焦镜头。