绕射光学元件(Diffractive Optical Elements，DOEs) DOE 以绕射理论描述元件对光的行为影响，而不同于传统光学元件单纯以 反射或折射影响光的行进。
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关键词 ： 衍射光学元件；折 /衍混合光学系统；消热差设计 [gap=905]Key words： diffractive optical elements； refractive/diffractive hybrid optical； athermalization design
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diffractive optical elements doe 衍射光学元件
phase diffractive optical elements 位相型衍射光学元件
fresnel diffractive optical elements 菲涅耳型衍射光学元件
designing diffractive optical elements 衍射光学元件设计
X-ray diffractive optical elements X射线衍射光学元件
Cascaded systems based on diffractive optical elements for optical image encryption are presented.
提出基于衍射光学器件的光学图像级联加密系统。
Cascaded systems for optical image encryption based on diffractive optical elements are presented.
提出基于衍射光学器件的光学图像级联加密系统。
A linewidth stabilizing method for defocusing laser direct writing is proposed for further improvement of line quality of diffractive optical elements.
为了提高激光直写加工衍射光学元件时的线条质量，提出一种离焦激光直写的线宽稳定方法。
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