中英互译
focal distance
基本释义
- 焦距：光学中指从透镜或反射镜的光学中心到其所成的像或反射点的距离。
双语例句
- Based on Lau effect in double grating, the focal distance of lens is measured.根据计量光栅的特点，可以利用双光栅效应测量透镜焦距。
- But only with the right focal distance and correct aperture could we get the true pictures.只有我们调对了焦距，对准了光圈，才有可能得到真实的图像。
- This may avoid remedy mistake because of the actual different focal distance brings from AS function.这样可以避免AS功能启动是由于实际的焦距不同带来的矫正错误。
网络短语
- flange focal distance镜座距；基面载距；法兰焦距；物镜定位截距
- back focal distance后焦距；后退聚焦距离；后截距；后视图
- Near focal distance近焦距离
- front vertex focal distance前顶焦距；前顶点焦距；前表面镜
- principal focal distance主焦距
同义词
[光][摄]焦距
英英释义
- n.the distance from a lens to its focus