衍射光学元件（Diffractive Optical Element ，DOE）的设计问题十分类似于光学变换 系统中的相位恢复问题，即己知光学系统输入平面上的入射场和输出平面上的光...
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...衍射光学器件； 光纤耦合 [gap=859]Key words: Laser technique; Beam shaping; Blazed grating; Laser diode array; Diffractive optical elements; Fiber coupling ..
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DOMulti- Layer Diffractive Optical Element 多层衍射光学元件
Multi- Layer Diffractive Optical Element 多层衍射光学元件
binary diffractive optical element 二元衍射光学元件
diffractive optical element doe 衍射光学器件
Fresnel diffractive optical element 菲涅耳型衍射光学元件
multilevel diffractive optical element 多级衍射光学元件
design of diffractive optical element 衍射光学元件设计
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Placing a diffractive optical element(DOE) on the incident laser beam to improve the depth of focus, the DOE'S aperture is variable.
在入射光束的孔径受限制的情况下，利用衍射光学元件来增加激光束的焦深。
The process was controllable and could be applied to strip the photoresist residual of diffractive optical element fabricated on the thick substrate.
该工艺具有良好的可控性，解决了在厚基片上制作大口径衍射光学元件时残余光刻胶的去除问题。
Based on geometric theory, diffractive optical element s applied to shape laser beams is designed, the phase expression of the diffractive optical elements is deduced.
以几何理论为基础来设计将激光束整形为正方框形光束的衍射光学元件（DOE），推导出了衍射光学元件表面上的相位表达式；
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