光频

摘要文章首先介绍了光子晶体光学频率变换技术的基本原理和技术特点；然后简述光子晶体光学频率变换技术研究进展情况；最后指出了光子晶体变频技术在可调谐激光器和其它领域中的应用前景。

a key national network of communications optical cables

ion-electron-optical analytical instrument【分化】

head, optical with filters for movable information storage

Fiber Optical Communication System

optical fiber cable for installation in duct

magneto optical semiconductor laser

self-supporting optical fiber cable

optical drive