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. 15, 2020
Filed:
Sep. 07, 2018
The Boeing Company, Chicago, IL (US);
Colin A. M. Diehl, Huntsville, AL (US);
Corey M. Thacker, Madison, AL (US);
THE BOEING COMPANY, Chicago, IL (US);
Abstract
A lens includes a first hemispherical refractive structure having a first effective refractive index based on a first fill pattern of the first hemispherical refractive structure. The lens further includes a second hemispherical refractive structure having a second effective refractive index based on a second fill pattern of the second hemispherical refractive structure. The second hemispherical refractive structure is arranged as a hemispherical shell coupled to and concentric with the first hemispherical refractive structure. The second effective refractive index is different than the first effective refractive index.