English translation for "焦距比数"

f number
f-number

Related Translations:

透镜焦距:  focal length of lenslens focal length

调节焦距:  bring into focusfocalisefocalize

等值焦距:  equivalent focal lengthequivalent focus

焦距放大镜:  focuser

焦距调整:  focal setting

有效焦距:  effective focal distanceeffective focal length

固定焦距:  fixed focus

微焦距:  microfocus

生成焦距:  make focal

等焦距:  parfocal

Similar Words：

"焦距7时的透镜" English translation, "焦距（射线源到胶片距离）" English translation, "焦距，阴极到胶片的距离" English translation, "焦距；焦长" English translation, "焦距比" English translation, "焦距变换器" English translation, "焦距标度" English translation, "焦距测定" English translation, "焦距测定器" English translation, "焦距差" English translation