optical instrument

常见例句

Without the use of space-piercing telescopes, early astronomers had to rely on natures own optical instrument: the human eye.
在没有太空望远镜的条件下，早期的天文学家们只能凭借自己天然的光学仪器：人类的眼睛。
The "stauroscope", an optical instrument for studying the crystal structure of minerals under polarized light, is also no longer used.
一种用来研究偏振光下矿物的晶体结构的光学仪器，也不再被使用。
When researchers want to examine the cells and their interactions at this site, they insert a tiny optical instrument called a microendoscope inside the glass guide tube.
当研究者想要研究某个部位的细胞以及细胞之间的相互作用时，就可以将一个微小的光学仪器，即显微内镜，插入到那个玻璃导管里。