光径 meaning in English
optical path
path of rays
Examples
- Active area dia
有效光径 - Would you explain why the path difference between the light waves must not be too great
否则光径差多少都可以差别在于是否能产生你所想见到的效应 - With careful design , the camera can be positioned so that its optical path is close to that of the user ' s eye ; the video image thus approximates what the user would normally see
透过精细的设计使摄影机定位，让它的光径非常接近使用者眼睛的视线，因此能模拟使用者通常会看到的影像。