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.

Date of Patent:
Nov. 09, 2021

Filed:

Mar. 15, 2019
Applicant:

Facebook Technologies, Llc, Menlo Park, CA (US);

Inventors:

Aiqing Chen, Menlo Park, CA (US);

Weihua Gao, Menlo Park, CA (US);

Daozhi Wang, Menlo Park, CA (US);

Assignee:

FACEBOOK TECHNOLOGIES, LLC, Menlo Park, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 27/62 (2006.01); B29D 11/00 (2006.01);
U.S. Cl.
CPC ...
G02B 7/021 (2013.01); B29D 11/00009 (2013.01); G02B 7/023 (2013.01); G02B 27/62 (2013.01);
Abstract

A method for assembling a first lens and a second lens is provided. The method includes performing an optical center measurement for at least one of the first lens or the second lens, and performing an optical center adjustment when the optical center measurement does not satisfy a predetermined optical center condition. The method also includes performing a polarimetric measurement for at least one of the first lens or the second lens, and performing a polarimetric angle adjustment when the polarimetric measurement does not satisfy a predetermined polarimetric condition. The method further includes assembling the first lens and the second lens to form an optical assembly.


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