发明名称 Lighting device for forming pattern
摘要 The present invention is capable of irradiating a desired figure, a character and the like onto an object with a simple configuration and further capable of easily changing the figure, the character and the like, and includes an LED light source, a first refractive element adapted to refract light emitted from the LED light source to form an image of a light emitting shape when viewed in an optical axis direction of the LED light source at a predetermined position and a casing accommodating the LED light source and the first refractive element and having a light outgoing aperture for emitting the light applied from the first refractive element to the outside.
申请公布号 US8449148(B2) 申请公布日期 2013.05.28
申请号 US201013120413 申请日期 2010.08.23
申请人 IKEDA TAKAHIRO;PI PHOTONICS, INC. 发明人 IKEDA TAKAHIRO
分类号 F21V33/00 主分类号 F21V33/00
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