Optical devices, processes, and effects involve or relate to vision, light, or images.
双语例句
例： optical telescopes.
光学望远镜。
例： an optical scanner.
一台光学扫描仪。
例： the optical effects of volcanic dust in the stratosphere.
平流层中火山灰的光学效应。
例： An optical zoom physically adjusts the lens to magnify a distant object.
光学变焦可通过镜头的调节来放大远处的物体。