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. 08, 2005
Filed:
Jul. 23, 2002
Venkata A. Bhagavatula, Big Flats, NY (US);
Nagaraja Shashidhar, Painted Post, NY (US);
John Himmelreich, Horseheads, NY (US);
Venkata A. Bhagavatula, Big Flats, NY (US);
Nagaraja Shashidhar, Painted Post, NY (US);
John Himmelreich, Horseheads, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
A multi-lens apparatus for altering the mode field of an optical signal is disclosed. The apparatus includes an optical fiber having a core region defining an optical axis and a GRIN-fiber lens positioned in relation to one end of the optical fiber. A biconic lens including an external surface defined by two different curves disposed substantially orthogonal to one another, a major curve Cand a minor curve C, with Cand Cintersecting at or near the optical axis is positioned in relation to an end of the GRIN-fiber lens remote from the fiber. A method of manufacturing a multi-lens apparatus for altering the mode field of an optical signal, and an optical assembly are also disclosed.