1.
making and testing of astronomical mirrors
天文镜面的磨制和检验
2.
method of measurement for specular glossiness
镜面光泽度试验方法
3.
The mirror reflects light back to the scatter plate.
镜面把光反射回散射板。
4.
a concave lens [mirror]
凹透镜 [凹面镜]
5.
Any of the lenses, prisms, or mirrors of an optical instrument.
光学镜光学仪器的透镜、棱镜或平面镜
6.
Some telescopes do not use a lens at the front. They use a curved mirror at the back. A curved mirror is better than a lens in some ways.
一些望远镜的前部不用透镜，而在后面装上一个曲面镜，曲面镜在某些方面要比透镜好。
7.
All three of them use mirror, not lenses at the front.
这三台望远镜前部用的都是曲面镜而不是透镜。
8.
She had a magic mirror and often stood before it and said,
她有一面魔镜，常站在魔镜前说：
9.
then she put them up and looked out under them.
然后她又抬高眼镜从镜片下面看。
10.
flange focal distance
镜座距，指镜头座与菲林平面的距离
11.
A simple periscope uses mirrors.
简单的潜望镜使用平面镜。
12.
The Evil Queen has a magic mirror.
邪恶的皇后有一面魔镜，
13.
rear-controlled zoom lens
背面调整变焦距透镜
14.
best image plane of zoom lens
变焦距物镜的最佳像面
15.
image plane displacement of zoom lens
变焦距物镜像面位移
16.
Cameras have lenses at the front.
照相机的前面装有镜头。
17.
retake a shot, scene, etc
重拍一个镜头、 场面等.
18.
surface finish testing microscope
表面光洁度测量显微镜