1) 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
2) double-layer diffraction element
双层衍射元件
3) 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 。
4) two-layer diffractive optical element
双层衍射光学元件
1.
Diffractive surface of a two-layer diffractive optical element(DOE) is simulated approximately by step surface of binary optical element,and phase shift of a two-layer DOE for light of oblique incidence is deduced from phase shift of a single-layer binary optical element.
基于单层衍射二元光学元件的相位延迟表达式,将双层衍射光学元件的衍射面用二元光学元件的台阶表面近似模拟,推导出光束斜入射时双层衍射光学元件的衍射面产生的相位延迟,揭示出含有斜入射角度的双层衍射光学元件衍射效率表达式。
5) Multi-layer diffractive elements
多层衍射元件
补充资料：双[1-(4-二甲氨基)苯基2-苯基1,2-二硫代乙烯合镍]
分子式：
CAS号：
性质：紫黑色单斜晶体。熔点277～278℃。溶于苯、甲苯、三氯甲烷等大多数有机溶剂。红外频率υ(C＝S)1190、1165、1140cm-1,红外频率υ(S-C-C-S)880cm-1。由对二甲氨基安息香、五硫化二磷在二噁烷(二氧六环)中反应后,加入镍(Ⅱ)盐溶液制得。用作光学非线性材料。
CAS号：
性质：紫黑色单斜晶体。熔点277～278℃。溶于苯、甲苯、三氯甲烷等大多数有机溶剂。红外频率υ(C＝S)1190、1165、1140cm-1,红外频率υ(S-C-C-S)880cm-1。由对二甲氨基安息香、五硫化二磷在二噁烷(二氧六环)中反应后,加入镍(Ⅱ)盐溶液制得。用作光学非线性材料。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条