Diffraction efficiency of digital micromirror device in projection system Article Swipe

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Xiaoyan Gu , Wang Chun-yan , Hao Sun , WANG Zhiqiang , Huan Liu ·

YOU? · · 2022 · Open Access · · DOI: https://doi.org/10.5768/jao202243.0201003

数字微镜阵列(DMD)作为空间调制元件常用于投影光学系统,入射光为长波红外时产生的衍射效应会影响进入系统的能量分布,该文主要讨论光源入射角度对衍射效应的影响,将DMD作为闪耀光栅模型,研究其在长波红外波段产生的衍射效应。从光程差的角度分析在主、副对角线分别处于"开态"情况下的衍射效应,发现衍射效应与入射角度有关;将DMD作为闪耀光栅模型,采用矢量衍射理论计算7.7 μm~9.5 μm波段下DMD处于"开态"下的衍射效率。计算结果表明:当TM偏振光以44°角照射时,1级衍射达到闪耀状态,衍射效率可达到70%。

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$Diffraction$

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Digital micromirror device Optics Projection (relational algebra) Diffraction Materials science Physics Computer science Algorithm

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Type: article
Language: en
Landing Page: https://doi.org/10.5768/jao202243.0201003
OA Status: hybrid
Cited By: 3
Related Works: 10
OpenAlex ID: https://openalex.org/W4225847092

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DOI: https://doi.org/10.5768/jao202243.0201003

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Title: Diffraction efficiency of digital micromirror device in projection system

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Language: en

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Publication year: 2022

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Publication date: 2022-01-01

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Authors: Xiaoyan Gu, Wang Chun-yan, Hao Sun, WANG Zhiqiang, Huan Liu

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Landing page: https://doi.org/10.5768/jao202243.0201003

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Concepts: Digital micromirror device, Optics, Projection (relational algebra), Diffraction, Materials science, Physics, Computer science, Algorithm

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Cited by: 3

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Citations by year (recent): 2025: 2, 2024: 1

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abstract_inverted_index.μm~9.5	1
abstract_inverted_index.μm波段下DMD处于"开态"下的衍射效率。计算结果表明:当TM偏振光以44°角照射时,1级衍射达到闪耀状态,衍射效率可达到70%。	2
abstract_inverted_index.数字微镜阵列(DMD)作为空间调制元件常用于投影光学系统,入射光为长波红外时产生的衍射效应会影响进入系统的能量分布,该文主要讨论光源入射角度对衍射效应的影响,将DMD作为闪耀光栅模型,研究其在长波红外波段产生的衍射效应。从光程差的角度分析在主、副对角线分别处于"开态"情况下的衍射效应,发现衍射效应与入射角度有关;将DMD作为闪耀光栅模型,采用矢量衍射理论计算7.7	0
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