| 释义 |
棱镜léngjìng用透明材料做成的多面体光学器件,在光学仪器中用来把复合光分解成光谱或用来改变光线的方向。常见的是三棱镜。{prism; polyhedral optical instrument made of transparent material, usu. a triangular prism, which is used to disperse the compound light (white light) into a rainbow of colours, called a spectrum, or to change the direction of the light} |