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:
Nov. 18, 2025
Filed:
Feb. 18, 2020
Applicant:
Raytheon Company, Waltham, MA (US);
Inventor:
Ravash Joshua Eliassi, Los Angeles, CA (US);
Assignee:
Raytheon Company, Arlington, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 17/08 (2006.01); G02B 1/11 (2015.01); H04N 23/20 (2023.01);
U.S. Cl.
CPC ...
G02B 17/0888 (2013.01); G02B 1/11 (2013.01); H04N 23/20 (2023.01);
Abstract
A modified-Schmidt corrector lens including a first side having a curved surface configured to direct electromagnetic radiation, and a second side having a stepped surface including one or more stepped zones positioned to maintain a substantially constant thickness along a radius of the corrector lens.