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Success Stories | 草榴社区
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Table of Contents

?? ??? ??? ?????? ??? ??????.

?? ??(AR)? ?? ??(VR)?? ??? ????? ?? ??? ???? ?? ????? ???? ??? ?? ???? ?? ????? ????. ?? ???? ?? ??? ?? ??? ????? ?? ?????, ??? LIDAR ? ????? AR/VR ???? ????? ??? ??????? ???? ?????. ??? ??? ?? ?? ??? ??? ?? ??? ???? ?? ??? ????.

Understanding Manufacturing-Aware Metalenses

?? ??? ???? ????

Flat optics ??? ?? ????? ???? ?? ?? ?? ??? ???? ?? ?? High Volume Manufacturing (HVM) ?? ?????? ????. ????? meta-atom?? ??? metasurface? ?????. Meta-atom? ? 0.5 ~ 3μm ??? ??? ?? ???? ??? ??? ???? ?? ????. Metasurface? ?? ??, ????, ??? ?? ?? ?? ??? ???? ?? ??? ? ????.

??? ???? ??? ? ?? ???? ?? Metalens? ?? ???? ?? ??? ?? ????. ??? ??? ?? (mask manufacturing), ??? ??? (corner rounding), ?? (etching), ?? (fillet), ???? ?? (layout generation), ?? ??? (substrate flatness) ?? ?? ??? ?? ???? ???? ????? ?????. ?? ????? ? ?? ??? ?? ???? ?? ?? ? ??? ??? ?? ????. ??? ??? metasurface ?? ??? ???? ??? ????. 

???? ???? ?? "?? ??" ?? ?? ??? ???? ???? ???? ?? ???? ???? ?? ??? ???. ? ??? 草榴社区? ?? ?? ??? (RSoft Photonic Device Tools)? ?? ?? ?? ????? (草榴社区 Proteus, S-Litho, ??? Sentaurus Process Explorer)? ?? ??? ?? ???? ??? ????? ?? ?? ??? ?? ??? ??? ? ????? ?????.

草榴社区? ???? ??? ?? ?? ???? ?? ??? ???? ?? ??? ???? ???? ??? ???? ??? ??? ? ??? ??? ???. 

Metalens design flow incorporating manufacturing limitations | 草榴社区

?? 1. ??? ??? ??? Metalens Design Flow. ???? meta-atom ??? ?? ???? ????? ?? '?? ???' meta-atom ?????? ?????. ?? ?? meta-atom ?????? ???? ?? ??? ??? ????? ?????.

Addressing Similar Challenges in AR/VR Devices

AR/VR??? ?? ?? ??

???? ???? ?????? ??? ??? ????. AR/VR ??? ???? (waveguide combiner) ?? surface relieve grating? ????? ????? ???? ?? ?? ??? ??? ????? ???? ? ?? ??? ?? ? ?????. 

Surface Relief Grating (SRG)? ?????? ??? ??? ??? ??? ?? ???? ???? ?? ?? (surface fillet), ?? (etching) ? ??? (roughness)? ?????. ?? ????? ?? ?? ????? SRG? ?? ?? ??? ???? ???? ????.

SRG? ?? ??? ?? ??? ??? ????, ??? ?? ???? ??? ??? ???? ?????? ?? ????? ?? ????? ?? ??? ???? ?? ?? ?? ??? ?????. ?? ????? ?? "?? ??" ??? ??? ??? SRG? ?? ??? ?? ??? ??? ??? ??? ?? ??? ???? ??? ? ????. 

草榴社区? ?? 2? ?? ???? ???? ?? ???? SRG? ??? ????? ??? ? ?? ??? ?? ??? ?????. ?? ????? ???? ????? ?? ???? ?? ? ?? ??? ?? ?? ??? ???? ?? ?????. 

Schematic of the first-time right design approach using the manufactured SRG profiles as the initial point. | 草榴社区

?? 2: ??? SRG ????? ?? ???? ??? ??? ??? ?? ?? ?? ???

Conclusion

??

?? ????? AR/VR? ?? ??? ??, ??? ?? ??? ?? ??? ???? ???? ???? ?? ??? ??? ???. ? ???? ?? ?? ??? ??? ???? ????????? ???? ??? ???? ??-??-??? ??? ??? ??? ??? ?? ??? ? ????. ??? ????? ?? ??? ?? ???? ?? ?? ?? ?? ??? ?? ? ???? ??? ????? ? ?? ??? ????.

 

SPIE Digital Library?? ?? ?? ???? (??? ??? ?? ????):

?? ?? ?? ?? ? ??: