Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 10, 2009
Patent Application Number
11424476
Date Filed
June 15, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
An annular light guide is provided. The annular light guide is made of optically transparent material, and is provided with an annular body that is an integrated combination of a light inlet and a light outlet. A light source is disposed in a cavity formed in the light inlet. Illumination light is emitted from the front surface 16c of the light outlet.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
