flat products are blocks of optical material with flat polished sides arranged at precisely controlled angles to each other,which deflect, deviate and rotate beams of light as well as dispersing their wavelengths.
光导管是利用全反射原理，在光导管内部形成全内反射，可以将非均匀光转换成..
直角棱镜通常用来转折光路或者将光学系统所成的像偏转90。根据棱镜的方位..
保罗棱镜(Porro Prism)又叫普罗棱镜，是光学上使用于光学仪器中，用来修改..
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