US 12,287,478 B2
Lens assembly and augmented reality glasses
Shiue-Lung Chen, Hsinchu (TW); Chien-Cheng Kuo, Hukou (TW); I-Ming Cheng, Hsinchu (TW); Chang-Ho Chen, Hsinchu (TW); Ying-Hung Tsai, Hsinchu (TW); and Chung-Wu Liu, Hsinchu (TW)
Assigned to Asphetek Solution (Chengdu) Ltd., Chengdu (CN); ADVANCED OPTOELECTRONIC TECHNOLOGY, INC., Hsinchu County (TW); and Asphetek Solution Inc., Hsinchu (TW)
Filed by Asphetek Solution (Chengdu) Ltd., Chengdu (CN); ADVANCED OPTOELECTRONIC TECHNOLOGY, INC., Hsinchu County (TW); and Asphetek Solution Inc., Hsinchu (TW)
Filed on Dec. 29, 2023, as Appl. No. 18/399,995.
Claims priority of application No. 202322654715.6 (CN), filed on Sep. 28, 2023.
Prior Publication US 2025/0110331 A1, Apr. 3, 2025
Int. Cl. G02B 27/00 (2006.01); G02B 27/01 (2006.01)
CPC G02B 27/0093 (2013.01) [G02B 27/0172 (2013.01); G02B 2027/0178 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A lens assembly, comprising:
a waveguide substrate comprising a first surface;
a wiring layer provided on the first surface;
a protective layer provided on the first surface and configured to cover the wiring layer;
an eye tracking component positioned in the protective layer and electrically connected to the wiring layer for tracking a position of an eyeball; and
a lens connected to a side of the protective layer away from the waveguide substrate.