diopter value

例句：

1. 1. The lens of the camera has a diopter value of 1.5.
   相机的镜头有一个屈光度值为1.5。
2. 2. The optical design of this telescope is based on the principle of total internal reflection.
   这个望远镜的光学设计是基于全反射的原理。
3. 3. The scientist used a microscope to measure the diopter value of the sample.
   科学家使用显微镜测量样本的屈光度值。