Lighting device and video display device using the same
AssigneeHitachi Maxell, Ltd.
InventorsShoji Yamamoto, Satoshi Ouchi, Junichi Yokoyama
Life of this patent
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AssigneeHitachi Maxell, Ltd.
InventorsShoji Yamamoto, Satoshi Ouchi, Junichi Yokoyama
Estimating the term…
A lighting device has a reflection sheet; an LED having an optical element arranged at a predetermined distant position away from the reflection sheet and being used for emitting light in a direction in parallel with a light emitting surface of the lighting device in a space between the reflection sheet and the optical element; and an optical sheet provided on the light emitting surface side of the optical element. A light shielding pattern is provided at a position corresponding to the LED on the light emitting surface side of the optical element, and the light shielding pattern is configured by stacking a plurality of light shielding layers in which the light shielding layer positioned closest to the optical element side is made of a white ink, and in which at least one of the other light shielding layers is made of a mixed color ink.
Alighting device for emitting light comprising:
Alighting device for emitting light comprising:
Dependencies are inferred from the claim text.