“focal length factor of photographic lens”的概念、定义、翻译、参考文献-科学参考

单词	focal length factor of photographic lens
释义	focal length factor of photographic lens Encyclopedia 艺术学镜头参数释 focal length factor of photographic lens摄影镜头焦距系数当机位确定后，欲获得相同的拍摄范围（景别），非全画幅数字照相机所用摄影镜头的实际焦距值，折算成全画幅摄影镜头的等效焦距值时的折算倍率。又称焦距换算系数、焦距折算系数。
随便看	US National Test Pilot School US Navy Test Pilot School U.S. New Economic Policy U.S. News and World Report usnic acid USNO USN TPS U.S. Nuclear Regulatory Commission USOGE US Open USP uSpA Uspantecas U-spin singlet USPP U.S. public housing policy USP模型 USP理论 US Recruit Quota System US Route 66 U.S.Securities and Exchange Commission US Soldier Job Performance Measures USSOUTHCOM U.S.Southern Command USSR Academy of Pedagogical Sciences

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