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.

Date of Patent:
Jul. 02, 2013

Filed:

Apr. 09, 2003
Applicants:

Allan Farber, Hashmonaim, IL;

Ariela Donval, Ramat Gan, IL;

Doron Nevo, Ra'anana, IL;

Moshe Oron, Rehovot, IL;

Ram Oron, Rehovot, IL;

Inventors:

Allan Farber, Hashmonaim, IL;

Ariela Donval, Ramat Gan, IL;

Doron Nevo, Ra'anana, IL;

Moshe Oron, Rehovot, IL;

Ram Oron, Rehovot, IL;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical power limiter comprises an input optical transmission element, an output optical transmission element, and a power-limiting element disposed between the input and output elements for transmitting optical signals from the input element to the output element. The power-limiting element comprises an optical-limiting solid mixture containing particles of at least one material that produces reversible thermal changes in response to light above a predetermined optical power level, thereby changing the optical transmission properties of the power-limiting element.


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