inner focusing是什么意思


中文翻译内调焦

网络释义

1)inner focusing,内调焦2)inner focusing lens,内调焦镜3)objective with inner-focusing,内调焦物镜4)internal focusing telescope,内调焦望远镜5)inner-adjustabel focus collimator,内调焦平行光管6)focus adjusting and stabilization,调焦稳焦

用法例句

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