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:
Oct. 31, 1989
Filed:
Mar. 09, 1988
Applicant:
Inventor:
Robert H Ricciardelli, Waukesha, WI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9630 ;
Abstract
An adjustable fiber optic light mode mixer comprises a length of fiber optic material disposed in a generally circular spiral shape, the spiral having at least two coils, the coils being splayed as to be not co-planar. The fiber so disposed has a plurality of different radii, whereby modes of light transmitted by the fiber are well mixed. The mode mixer is readily adjusted by altering the shape or splaying of the coils. A method and apparatus are disclosed.