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。 3{wui fS
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[attachment=91444] 衍射效率与相对深度 V/zmbo)
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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。 <qEBF`XP =
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond NQqNBI?cr
Cambril, "Design and fabrication of binary slanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997) Mc$rsqDz
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衍射效率与倾斜角度 c;zk{dP
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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。 [(&aVHUj
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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) S\!vDtD@
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衍射效率与填充因子 Kf_xKW )^
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[attachment=91450] 在VirtualLab Fusion中通过傅里叶模态法（FMM）（也称为RCWA）进行仿真。 2A9crL $
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond R.vOYzo
Cambril, "Design and fabrication of binaryslanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997). '?g&);4)k-
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衍射效率与变化的入射角 N">#fYix
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[attachment=91452] 光栅衍射效率通常受入射角影响较大。 {3kz\FS
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走进VirtualLab Fusion 7S=,#
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[attachment=91453] VirtualLab Fusion中的工作流程 7AWq3i{
•光波导耦合光栅结构的配置 =6'bGC%c
- 倾斜光栅的高级配置 ck3+A/ !z
Advanced Configuration of Slanted Grating 62y:i
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- 使用特殊介质配置光栅结构 6NHP/bj<1V
Configuration of Grating Structures by Using Special Media 0Ub'=`]5a
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- 使用接口配置光栅结构 l-S0Gn/'X
Configuration of Grating Structures by Using Interfaces #f/4%|t:
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•分析耦合光栅衍射效率 'cQ,;y
- 用于光导耦合光栅评估的自定义探测器 $)BPt GMGo
Customized Detector for Lightguide Coupling Grating Evaluation v~jm<{={g
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•通过扫描特定参数来检查效率 [Q J
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VirtualLab Fusion 技术 } # L_R
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文件信息 @^ *62
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更多阅览 - Customized Detector for Lightguide Coupling Grating Evaluation T?6<1nU)
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（来源：讯技光电）
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