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:
May. 16, 2017
Filed:
Mar. 05, 2014
Corning Optical Communications Llc, Hickory, NC (US);
John Joseph Costello, III, Painted Post, NY (US);
Michael de Jong, Colleyville, TX (US);
Davide Domenico Fortusini, Ithaca, IT;
Micah Colen Isenhour, Lincolnton, NC (US);
Dennis Michael Knecht, Hickory, NC (US);
James Phillip Luther, Hickory, NC (US);
Nikolay Timofeyevich Timofeev, St. Petersburg, RU;
CORNING OPTICAL COMMUNICATIONS LLC, Hickory, NC (US);
Abstract
Gradient index (GRIN) lens holders employing groove alignment feature(s) and a recessed cover, as well as optical connectors and methods employing such GRIN lens holders, are disclosed. In one embodiment, the GRIN lens holder contains one or more internal groove alignment features configured to secure one or more GRIN lenses in the GRIN lens holder. The groove alignment features are also configured to accurately align the end faces of the GRIN lenses. The GRIN lens holder also contains a recessed cover having a front face that is negatively offset with respect to a mating surface of the GRIN lens holder. The GRIN lens holders disclosed herein can be provided as part of an optical fiber ferrule and/or a fiber optic component or connector for making optical connections.