Jamin prism

例句：

1. 1. The Jamin prism is a popular tool for measuring the angle of light.
   贾明棱镜是一种常用的测量光线角度的工具。
2. 2. The Jamin prism was used to create a rainbow in the rain.
   贾明棱镜被用来在雨中创造出彩虹。
3. 3. The Jamin prism is often used in scientific experiments to study the properties of light.
   贾明棱镜经常被用于科学研究中，以研究光的特性。