1) harmonic diffractive element
谐衍射元件
1.
A new infrared dual-band Petzval objective with single-layer harmonic diffractive element(HDE) is designed,which can work in the 3.
但单层谐衍射元件的衍射效率只在设计波长处衍射效率最高,随着波长相对设计中心波长向两侧偏离,主衍射级次的衍射效率逐渐下降。
2.
From the characteristic of harmonic relief patterns,the athermalization and achromatism of harmonic diffractive element have been studied in the paper.
从谐衍射元件的理论出发,讨论了谐衍射透镜在消色差和消热差时的特性。
3.
In this paper, the application of harmonic diffractive element(HDE) in the infrared hyperspectral detection system is investigated based on the special large dispersion capability of HDE and window character of infrared bands.
根据谐衍射元件的特殊色散原理及红外波段的窗口特性 ,将谐衍射透镜应用于红外超光谱探测器中 。
2) double-layer harmonic diffractive optical element
双层谐衍射元件
1.
Analysis on the diffractive efficiency of double-layer harmonic diffractive optical element
双层谐衍射元件的衍射效率分析
4) harmonic diffractive optical element (HDOE)
谐衍射器件
6) diffractive optical elements
衍射光学元件
1.
The coupledwave equation and analysis of diffractive optical elements;
衍射光学元件的耦合波方程与分析
2.
Design of Diffractive Optical Elements for Laser Beam Shaping
用于激光光束整形的衍射光学元件设计
3.
The athermalism of diffractive optical elements in infrared hybrid refractive/diffractive optical systems is analyzed.
分析了衍射光学元件在红外折/衍混合光学系统中特殊的热差特性,并利用衍射光学元件特殊的消热差和色散特性,设计并制成了3μm~5μm波段上适用于-45℃~60℃的红外无热化混合光学系统,且给出了测试结果。
补充资料：谐谐
1.戏笑貌。
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