LIGHT CONDENSING MEMBER

PROBLEM TO BE SOLVED: To provide a light condensing member improved in the efficiency to use light by increasing the brightness within a predetermined viewing angle and suppressing the large brightness drop in the areas outside the viewing angle. SOLUTION: The light condensing member has fine light...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: OGURI HITOSHI, KANEHARA YUUKI
Format: Patent
Sprache:eng
Schlagworte:
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