Abstract: A collimator for use at multiple wavelengths includes an optical fiber and a gradient index lens positioned at a constant distance with respect to an end of the optical fiber. The gradient index lens has a chromatic aberration at a selected pitch less than 0.01 over a selected range of the infrared spectral region.
Type:
Grant
Filed:
April 26, 2004
Date of Patent:
January 24, 2006
Assignee:
Corning Incorporated
Inventors:
Rachid Gafsi, Larry G Mann, Nagaraja Shashidhar