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US 2025/0093698 A1Published application
Light diffusion sheet, backlight unit, liquid crystal display device, and information equipment
AssigneeKeiwa Inc.
InventorsSatoshi SHIBA, Yu KARIYA, Tadayoshi FUKUDA, Kenichi HARADA, Onta OGIDA
Life of this patent
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Abstract
A light diffusion sheet 43 has a first surface 102a serving as a light emitting surface or a light incident surface and having an uneven shape configured to diffuse light. In the light diffusion sheet 43, a luminance uniformity layer 103 having a plurality of particles 107 or a dot pattern is provided on a second surface 101a opposite to the first surface 102a.
Claims14
A light diffusion sheet including a first surface serving as a light emitting surface or a light incident surface and having an uneven shape configured to diffuse light,
- wherein
- a luminance uniformity layer having a plurality of particles or a dot pattern is provided on a second surface opposite to the first surface.
Dependencies are inferred from the claim text.