US 11,733,443 B2
Virtual and augmented reality systems and methods
Michael Anthony Klug, Austin, TX (US); Brian T. Schowengerdt, Seattle, WA (US); Michael Nevin Miller, Austin, TX (US); Vikramjit Singh, Pflugerville, TX (US); Christophe Peroz, San Francsico, CA (US); Pierre St. Hilaire, Belmont, CA (US); and Jie Sun, Plantation, FL (US)
Assigned to Magic Leap, Inc., Plantation, FL (US)
Filed by Magic Leap, Inc., Plantation, FL (US)
Filed on Jul. 19, 2021, as Appl. No. 17/379,939.
Application 15/931,481 is a division of application No. 15/182,511, filed on Jun. 14, 2016, granted, now 10,690,826, issued on Jun. 23, 2020.
Application 17/379,939 is a continuation of application No. 15/931,481, filed on May 13, 2020, granted, now 11,067,732.
Claims priority of provisional application 62/175,994, filed on Jun. 15, 2015.
Claims priority of provisional application 62/180,551, filed on Jun. 16, 2015.
Prior Publication US 2021/0341661 A1, Nov. 4, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. B05D 1/38 (2006.01); G02B 5/30 (2006.01); G02B 27/01 (2006.01); F21V 8/00 (2006.01); G02B 5/18 (2006.01); G02B 26/10 (2006.01); G02B 27/42 (2006.01); G02B 27/00 (2006.01); G02B 27/10 (2006.01); G02F 1/13 (2006.01); G02B 1/00 (2006.01); G02B 27/28 (2006.01)
CPC G02B 5/3016 (2013.01) [G02B 1/002 (2013.01); G02B 5/1809 (2013.01); G02B 5/1833 (2013.01); G02B 6/004 (2013.01); G02B 6/0016 (2013.01); G02B 6/0076 (2013.01); G02B 26/103 (2013.01); G02B 27/0081 (2013.01); G02B 27/0172 (2013.01); G02B 27/1006 (2013.01); G02B 27/283 (2013.01); G02B 27/4272 (2013.01); G02F 1/1326 (2013.01); G02B 2027/0112 (2013.01); G02B 2027/0125 (2013.01); G02B 2027/0185 (2013.01); G02F 1/1303 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A method of manufacturing an optical device including Pancharatnam-Berry Phase Effect (PBPE) structures, the method comprising:
forming an in-coupling optical element comprising the PBPE structures on a waveguide, wherein forming the in-coupling optical element comprises:
disposing a layer of a material that can transmit and/or reflect incident light on the waveguide, wherein the material comprises a liquid crystal; and
imprinting a pattern including PBPE structures on the material.