Back focus adjustment is easy with the lockable thumb wheel, accessible from the top or bottom of the camera.

回到重点调整很容易与上锁的拇指滚轮，可从顶部或底部的相机。

youdao

Back focus adjustment is easy with the lockable thumb wheel, accessible from the top or bottom of the camera.

回到重点调整很容易与上锁的拇指滚轮，可从顶部或底部的相机。

youdao