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. 20, 2023
Filed:
Feb. 16, 2021
Applicant:
Thermo Electron Scientific Instruments Llc, Madison, WI (US);
Inventor:
Michael Georgiadis, Carlsbad, CA (US);
Assignee:
Thermo Electron Scientific Instruments LLC, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/00 (2006.01);
U.S. Cl.
CPC ...
G02B 21/0032 (2013.01); G02B 21/0056 (2013.01);
Abstract
An embodiment of a phase mask includes a light blocking layer disposed on a substrate, where the light blocking layer has a number of optically transmissive regions each configured as a first pattern. The first pattern includes two segments that have different phase configurations from each other, and the light blocking layer includes at least three angular orientations of the first pattern.