用于光波导耦合的倾斜光栅的分析
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因为倾斜光栅在特定衍射级中具有高效率，故通常被用于将光耦合到光学光波导中。 如今，它们经常应用于增强和混合现实应用中。 本案将展示如何使用VirtualLab Fusion对文献中的某些倾斜光栅的几何形状，具体参数如倾斜角度，填充因子和调制深度进行分析。 此外，本案例还研究了不同入射角对衍射效率的影响。 eTiTS*`u
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[attachment=91444] 衍射效率与相对深度 & {}Mds
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在VirtualLab Fusion中通过傅里叶模态法（FMM）（也称为RCWA）进行仿真。 1E+12{~m"i
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond &* C5Nnlv
Cambril, "Design and fabrication of binary slanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997) l Qn"
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在VirtualLab Fusion中通过傅里叶模态法（FMM）（也称为RCWA）进行仿真。 '7Gv_G_
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond Cambril, "Design and fabrication of binary slanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997) C($l'jd&
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond XYEwn_Y
Cambril, "Design and fabrication of binaryslanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997). $Ome]+0
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衍射效率与变化的入射角 iUx\3d,
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[attachment=91452] 光栅衍射效率通常受入射角影响较大。 mk-{@$Q Jb
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走进VirtualLab Fusion ~>2uRjvkwB
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[attachment=91453] VirtualLab Fusion中的工作流程 o[|[xuTm
•光波导耦合光栅结构的配置 uO?+vYAN
- 倾斜光栅的高级配置 nM,:f)z
Advanced Configuration of Slanted Grating swKkY`g
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- 使用特殊介质配置光栅结构 @<.@ X*#I
Configuration of Grating Structures by Using Special Media ,g*!NK_:5t
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- 使用接口配置光栅结构 nxLuzf4 U5
Configuration of Grating Structures by Using Interfaces }z3 j7I
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•分析耦合光栅衍射效率 Knq 9 "k
- 用于光导耦合光栅评估的自定义探测器 "M I';6
Customized Detector for Lightguide Coupling Grating Evaluation 9&6j u L
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•通过扫描特定参数来检查效率 SN{z)q
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VirtualLab Fusion 技术 >I5:@6
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更多阅览 - Customized Detector for Lightguide Coupling Grating Evaluation U|^xr~q!f-
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（来源：讯技光电）
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