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:
Jun. 26, 1984
Filed:
Dec. 01, 1981
Applicant:
Inventors:
James A Henderson, Finksburg, MD (US);
Gary E Marx, Sykesville, MD (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9616 ; 350 9618 ;
Abstract
An optical system providing multiple wavelength dependent optical paths and using graded index of refraction optical elements is disclosed. The dimensions of the graded index of refraction optical elements are selected such that each optical path is one focusing length. Dichroic elements are utilized to differentiate between the optical paths on a wavelength basis.