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:
Jun. 30, 2026

Filed:

Mar. 26, 2024
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Wubin Pang, San Jose, CA (US);

John Michael Cesaaratto, Campbell, CA (US);

Anthony Botzas, San Jose, CA (US);

Assignee:

Amazon Technologies, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); G02B 13/00 (2006.01); G03B 17/54 (2021.01); G03B 21/00 (2006.01); G03B 21/53 (2006.01);
U.S. Cl.
CPC ...
G03B 21/208 (2013.01); G02B 13/0045 (2013.01); G02B 13/009 (2013.01); G03B 17/54 (2013.01); G03B 21/008 (2013.01); G03B 21/53 (2013.01);
Abstract

A lens system includes an aperture stop, a first lens disposed on a first side of the aperture stop, a second lens disposed on the first side of the aperture stop, a third lens disposed on a second side of the aperture stop, and a fourth lens. The first lens is manufactured from glass. The second lens, the third lens, and the fourth lens are manufactured from thermoplastic. The fourth lens includes a first surface oriented towards the aperture stop and a second surface oriented away from the aperture stop. The first surface is refractive and diffractive to light passing through the lens system.


Find Patent Forward Citations

Loading…