PLANE LIGHT SOURCE ELEMENT

PROBLEM TO BE SOLVED: To provide a plane light source element which can attain high efficiency for taking out light of a light source 1 being incident to a light guide body 2 from an emitting light control element arranged on an emission surface of the light guide body 2 in a front direction and can...

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Hauptverfasser: ONISHI IKUO, KAGOYA YUJI
Format: Patent
Sprache:eng
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