“F数漂移式变焦距镜头”的概念、定义、翻译、参考文献-科学参考

单词	F数漂移式变焦距镜头
释义	F数漂移式变焦距镜头 Encyclopedia 艺术学镜头参数释 F-number drift zoom lensF数漂移式变焦距镜头当摄影镜头焦距f＇改变时，该摄影镜头的入瞳直径Dλ虽也跟着产生改变，但变化的倍率小于焦距f＇的改变，即f＇与Dλ二者的比值在变焦中改变了，从而使该摄影镜头的F数在变焦的全过程中产生变化的变焦距摄影镜头。
随便看	charge transfer complex, CTC charge transfer (CT) charge transfer device charge transfer device, CTD charge-transfer exciton charge transfer initiation charge transfer insulator charge transfer interaction charge-transfer interaction charge transfer overpotential charge transfer polymerization charge transfer process charge transfer reaction charge transfer salt charge-transfer salt charge transfer state charge-transfer state charge transfer state, charge-transfer state charge transfer transition charge transport charge trap flash charge velocity charge volume of grinding mill chargiability charging

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