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guo wai guang xue cai liao de fa zhan
Author(s): 
Pages: 5-7
Year: Issue:  2
Journal: Optical Technique

Keyword:  梯度折射率材料梯度折射率纤维光学系统光学零件光学材料全息透镜自聚焦透镜曲率半径分辨率连续变化;
Abstract: <正> 一、梯度折射率材料在一般的光学系统中,要求每个光学零件的折射率是均匀的,就一定的波长而言,折射率是个常数,在设计光学零件时,通过改变光学零件的曲率半径、厚度等尺寸来满足光学系统的要求。近几年来,国外出现了一种折射率连续变化的材料,即将光学玻璃、塑料、锗和硒化锌等,用中子照射法、化学汽相淀积法、聚合法、
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