The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 21, 2022
Filed:
May. 20, 2019
Applicant:
Facebook Technologies, Llc, Menlo Park, CA (US);
Inventors:
Andrew John Ouderkirk, Menlo Park, CA (US);
Robin Sharma, Menlo Park, CA (US);
Hannah Noble, Menlo Park, CA (US);
Babak Amirsolaimani, Menlo Park, CA (US);
Yusufu Njoni Bamaxam Sulai, Menlo Park, CA (US);
Assignee:
FACEBOOK TECHNOLOGIES, LLC, Menlo Park, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03H 1/00 (2006.01); G03H 1/04 (2006.01); G03H 1/20 (2006.01);
U.S. Cl.
CPC ...
G03H 1/0493 (2013.01); G03H 1/202 (2013.01); G03H 2001/0495 (2013.01); G03H 2250/41 (2013.01);
Abstract
A polarization volume hologram (PVH) lens includes a PVH layer having a freeform design. The PVH layer includes a first region and a second region having different optical properties.