PLANAR LIGHTING DEVICE AND OPTICAL SHEET MEMBER

PROBLEM TO BE SOLVED: To provide a planar lighting device which realizes a desired surface luminance distribution even if an arrangement density of light sources according to the arrangement positions of the light sources or intensity difference to the supply power to the light sources are not provi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YOSHIKAWA TOMONOBU, YAMAGUCHI HIROSHI
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED LIGHTING MECHANICAL ENGINEERING NON-PORTABLE LIGHTING DEVICES OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR SYSTEMS THEREOF VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS WEAPONS
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