Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Steven M. Penn0
Roger M. Ikeda0
Date of Patent
March 20, 2007
0Patent Application Number
107489520
Date Filed
December 30, 2003
0Patent Primary Examiner
Patent abstract
An adjustable aperture system includes a stationary aperture operable to remove a portion of a lower intensity light communicated through a light bundle. The system also includes an adjustable aperture comprising a notch and capable of varying an amount of projection light communicated through the light bundle. In one particular embodiment, the notch operates to reduce the effect of the adjustable aperture on a high intensity light communicated through the light bundle. The system further includes a control motor operable to receive a control signal and to selectively manipulate the adjustable aperture.
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