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Success Stories | 17³Ô¹Ï
Success Stories
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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 ~ 3¦Ìm ??? ??? ?? ???? ??? ??? ???? ?? ????. Metasurface? ?? ??, ????, ??? ?? ?? ?? ??? ???? ?? ??? ? ????.

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

???? ???? ?? "?? ??" ?? ?? ??? ???? ???? ???? ?? ???? ???? ?? ??? ???. ? ??? 17³Ô¹Ï? ?? ?? ??? (RSoft Photonic Device Tools)? ?? ?? ?? ????? (17³Ô¹Ï Proteus, S-Litho, ??? Sentaurus Process Explorer)? ?? ??? ?? ???? ??? ????? ?? ?? ??? ?? ??? ??? ? ????? ?????.

17³Ô¹Ï? ???? ??? ?? ?? ???? ?? ??? ???? ?? ??? ???? ???? ??? ???? ??? ??? ? ??? ??? ???. 

Metalens design flow incorporating manufacturing limitations | 17³Ô¹Ï

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

17³Ô¹Ï? ?? 2? ?? ???? ???? ?? ???? SRG? ??? ????? ??? ? ?? ??? ?? ??? ?????. ?? ????? ???? ????? ?? ???? ?? ? ?? ??? ?? ?? ??? ???? ?? ?????. 

Schematic of the first-time right design approach using the manufactured SRG profiles as the initial point. | 17³Ô¹Ï

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

Conclusion

??

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

 

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

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