Holograms including focusing optics.
重点包括光学全息图。
youdao
Some of the collimating and re focusing optics are given.
文中还给出了几种准直和聚焦的光学系统。
Today's LEDs have reflector cups and focusing optics to focus and collimate their output.
今天的LED让反射杯和焦点的光学来焦点和校准他们的输出。
应用推荐
模块上移
模块下移
不移动