Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 24, 2010
Patent Application Number
11889138
Date Filed
August 9, 2007
Patent Primary Examiner
Patent abstract
An optical scanning projector apparatus includes a light emitting element array having a plurality of light emitting elements arranged in a row in a first direction for emitting light according to display data; a light scanning unit for scanning light of the light emitting elements in a second direction perpendicular to the first direction; a scanning optical system for collecting light of the light emitting elements to form an image on a screen; and a control unit for controlling the light scanning unit and the scanning optical system. The light emitting elements include micro resonator type light emitting diodes (LED) having a radiation angle smaller than or equal to 20 degrees at a half of maximum light intensity.
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