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:
Sep. 03, 2024
Filed:
Feb. 18, 2022
Ii-vi Delaware, Inc., Wilmington, DE (US);
Nitesh Gulati, Rosebery, AU;
Vincent Choo, Rosebery, AU;
Yiwei Xu, Rosebery, AU;
Glenn Wayne Baxter, Hornsby Heights, AU;
Steven James Frisken, Vaucluse, AU;
II-VI DELAWARE, INC., Wilmington, DE (US);
Abstract
Described herein are embodiments of a diffractive optical element () such as a grism. In one embodiment, the diffractive optical element () includes an input surface () configured to receive an input optical signal (), a diffractive surface () adapted to spatially disperse the input optical beam () into a dispersed signal and an output surface () configured to output the dispersed signal from the diffractive optical element. The input surface () and the diffractive surface () are non-parallel and the diffractive surface () is formed in situ by a photolithographic technique.