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:
Nov. 14, 2023
Filed:
Sep. 30, 2021
Applicant:
Amazon Technologies, Inc., Seattle, WA (US);
Inventors:
Jim Weijian Li, Fremont, CA (US);
Isabella T. Lewis, San Jose, CA (US);
Robert Arthur Sprague, Saratoga, CA (US);
Assignee:
Amazon Technologies, Inc., Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/06 (2006.01); G02F 1/1343 (2006.01); G02F 1/29 (2006.01); G02F 1/137 (2006.01);
U.S. Cl.
CPC ...
G02C 7/061 (2013.01); G02F 1/137 (2013.01); G02F 1/134309 (2013.01); G02F 1/294 (2021.01);
Abstract
An optical system includes a circular lens having a first set of electrodes arranged in a concentric pattern and a liquid crystal material in electrical communication with the first set of electrodes. The optical system also includes a first cylindrical lens having a vertical meridian and a second set of electrodes oriented along an axis parallel to the vertical meridian. The optical system additionally includes a second cylindrical lens having a third set of electrodes oriented at an angle with respect to the axis.