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单波长近眼显示眼镜

梁海锋,罗朝, MUHAMMAD Nouman,焦新光

Journal of Xi'an Technological University（2021）

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Abstract
为适应单色增强现实光学系统体积更小、更易佩戴、视场更大、成像更清晰明亮的要求,文中基于双光栅和平面波导技术原理,完成了光学系统的设计和显示效果评价.基于Zemax软件实现了目镜光学系统、耦合光学系统、平面波导系统和耦合出系统模型优化及建立.以真实图像传输为目标,对仿真结果进行实验验证.实验研究表明:在单波长为532 nm,出瞳距离为8 mm条件下,系统结构正确合理,可以实现20°视场和10 mm的大出瞳显示,图像相似度为34.8.
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Key words
near-eye display,optical design,diffraction grating,diffractive optical waveguide
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