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:
Feb. 12, 2019

Filed:

Oct. 28, 2014
Applicant:

Osram Gmbh, Munich, DE;

Inventors:

Oliver Hering, Niederstotzingen, DE;

Juergen Hager, Herbrechtingen, DE;

Stephan Schwaiger, Ulm, DE;

Assignee:

OSRAM GmbH, Munich, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/14 (2006.01);
U.S. Cl.
CPC ...
G02B 27/141 (2013.01);
Abstract

A lighting device may include at least one light source arrangement for generating primary light; at least one light wavelength conversion element for converting primary light into secondary light; and a filter apparatus disposed optically downstream of the at least one light wavelength conversion element and serving for filtering out primary light. The at least one light source arrangement and the at least one light wavelength conversion element are embodied or correspondingly embodied light directing means are provided in such a way that part of the primary light generated by the at least one light source arrangement impinges on the at least one light wavelength conversion element and part of the primary light generated by the at least one light source arrangement is directed past the at least one light wavelength conversion element.


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