Patent 11249255 - Color separation in planar waveguides using an optical filter between two diffractive optical elements (DOE) > Summary

US Patent

Patent Application No. US 11249255

Published on Feb 15, 2022

Application No. 17/080643

Field on Oct 26, 2020

Classification

International:

G02B 6/293

G02B 27/10;

G02B 27/42;

F21V 8/00;

G02B 27/00;

G02B 27/44;

G02B 5/18;