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:
Jul. 23, 2024

Filed:

Aug. 24, 2020
Applicant:

Arizona Board of Regents on Behalf of the University of Arizona, Tucson, AZ (US);

Inventor:

Pierre Alexandre Blanche, Tucson, AZ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/29 (2006.01); G02B 5/32 (2006.01); G01S 7/481 (2006.01);
U.S. Cl.
CPC ...
G02F 1/292 (2013.01); G02B 5/32 (2013.01); G01S 7/4817 (2013.01); G02F 2203/24 (2013.01); G02F 2203/50 (2013.01);
Abstract

A static optical system, for use with a phase modulator, configured to expand (at least up to 4π steradian) the solid angle range within which a light beam can propagate from and after interacting with the phase modulator. A specific embodiment includes a first holographic disperser (a layer with at least one hologram recorded therein, a lens element configured as a large spherical cap, and a second holographic disperser (a layer with at least one hologram in it) shaped as a shell against second optical surface of the lens element. Holographic dispersers carry/contain angularly-selective multiplexed volume holograms.


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Blanche, Pierre. (2024). Expansion of angular distribution of a light beam to cover a solid angle of up to 4pi steradians (U.S. Patent No. 12044948). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12044948

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