US 12,140,765 B2
Optical system for head-mounted display
Ran He, San Jose, CA (US); Zuoqian Wang, Fremont, CA (US); Brent J. Bollman, Alameda, CA (US); Francois R. Jacob, Sunnyvale, CA (US); Guanjun Tan, Santa Clara, CA (US); John N. Border, Campbell, CA (US); Serhan O. Isikman, Redwood City, CA (US); Wei-Liang Hsu, San Jose, CA (US); and Di Liu, San Jose, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Jun. 9, 2023, as Appl. No. 18/332,435.
Application 18/332,435 is a continuation of application No. 17/162,416, filed on Jan. 29, 2021, granted, now 11,719,936.
Claims priority of provisional application 62/993,505, filed on Mar. 23, 2020.
Prior Publication US 2023/0333390 A1, Oct. 19, 2023
Int. Cl. G02B 27/01 (2006.01); G02B 3/04 (2006.01); G02B 5/08 (2006.01); G02B 5/30 (2006.01); G02B 9/34 (2006.01)
CPC G02B 27/0172 (2013.01) [G02B 3/04 (2013.01); G02B 5/08 (2013.01); G02B 5/3083 (2013.01); G02B 9/34 (2013.01); G02B 2027/0187 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
an array of pixels configured to produce light; and
a lens module that receives the light from the array of pixels, wherein the lens module comprises:
a lens element having first and second opposing sides;
a partially reflective mirror on the first side of the lens element; and
a cholesteric liquid crystal layer on the second side of the lens element, wherein the cholesteric liquid crystal layer is formed on a surface of the lens element.