US 11,719,934 B2
Suppression of stray light in head worn computing
John N. Border, Eaton, NH (US)
Assigned to Mentor Acquisition One, LLC, Plantation, FL (US)
Filed by Mentor Acquisition One, LLC, Plantation, FL (US)
Filed on Jul. 2, 2020, as Appl. No. 16/920,317.
Application 16/920,317 is a continuation of application No. 15/400,982, filed on Jan. 7, 2017, granted, now 10,705,339.
Application 15/400,982 is a continuation of application No. 14/181,459, filed on Feb. 14, 2014, granted, now 9,715,112, issued on Jul. 25, 2017.
Application 14/181,459 is a continuation in part of application No. 14/178,047, filed on Feb. 11, 2014, granted, now 9,229,233, issued on Jan. 5, 2016.
Application 14/178,047 is a continuation in part of application No. 14/172,901, filed on Feb. 4, 2014, abandoned.
Application 14/172,901 is a continuation in part of application No. 14/163,646, filed on Jan. 24, 2014, granted, now 9,400,390, issued on Jul. 26, 2016.
Application 14/163,646 is a continuation in part of application No. 14/160,377, filed on Jan. 21, 2014, abandoned.
Prior Publication US 2020/0400958 A1, Dec. 24, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. G02B 27/01 (2006.01); G02B 27/10 (2006.01); G02B 27/14 (2006.01); G02B 27/28 (2006.01); H04N 13/344 (2018.01); H04N 13/346 (2018.01)
CPC G02B 27/0172 (2013.01) [G02B 27/01 (2013.01); G02B 27/017 (2013.01); G02B 27/10 (2013.01); G02B 27/14 (2013.01); G02B 27/283 (2013.01); H04N 13/344 (2018.05); H04N 13/346 (2018.05); G02B 27/28 (2013.01); G02B 2027/012 (2013.01); G02B 2027/0105 (2013.01); G02B 2027/0174 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A method, comprising:
receiving image light;
reflecting a first portion of the image light via an angled partially reflective surface toward an eye of a user of a wearable head device;
receiving environmental light via a combiner;
transmitting, via the combiner, the environmental light toward the angled partially reflective surface;
receiving, at a polarizer, a second portion of the image light, via the angled partially reflective surface and further via the combiner; and
absorbing, via the polarizer, the second portion of the image light.