US 11,726,241 B2
Manufacturing for virtual and augmented reality systems and components
Robert D. Tekolste, Fort Lauderdale, FL (US); Michael Anthony Klug, Austin, TX (US); Paul M. Greco, Parkland, FL (US); and Brian T. Schowengerdt, Seattle, WA (US)
Assigned to Magic Leap, Inc., Plantation, FL (US)
Filed by Magic Leap, Inc., Plantation, FL (US)
Filed on Apr. 25, 2022, as Appl. No. 17/660,526.
Application 16/862,251 is a division of application No. 15/062,090, filed on Mar. 5, 2016, granted, now 10,677,969, issued on Jun. 9, 2020.
Application 17/660,526 is a continuation of application No. 16/862,251, filed on Apr. 29, 2020, granted, now 11,353,641.
Application 15/062,090 is a continuation in part of application No. 15/007,117, filed on Jan. 26, 2016, granted, now 9,915,826, issued on Mar. 13, 2018.
Claims priority of provisional application 62/128,925, filed on Mar. 5, 2015.
Claims priority of provisional application 62/107,977, filed on Jan. 26, 2015.
Prior Publication US 2022/0244439 A1, Aug. 4, 2022
Int. Cl. G02B 5/18 (2006.01); B29D 11/00 (2006.01); G02B 27/01 (2006.01)
CPC G02B 5/1852 (2013.01) [B29D 11/0073 (2013.01); B29D 11/00355 (2013.01); B29D 11/00432 (2013.01); B29D 11/00682 (2013.01); B29D 11/00865 (2013.01); G02B 5/1823 (2013.01); G02B 5/1842 (2013.01); G02B 27/0172 (2013.01); G02B 2027/0112 (2013.01); G02B 2027/0125 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A method for manufacturing a diffractive optical element, comprising:
depositing a first material on a first face of a substrate;
employing a first template having a first imprint pattern formed thereon to form a first pattern into the first material on the first face of the substrate;
depositing a second material on a second face of the substrate; and
employing a second template having a second imprint pattern formed thereon to form a second pattern into the second material on the second face of the substrate.