Optical sheet, backlight module and display device
AssigneesBeijing Boe Display Technology Co., Ltd., Boe Technology Group Co., Ltd.
InventorsXiaohu LI, Hanyan SUN, Inho PARK
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Abstract
This disclosure provides an optical sheet, a backlight module and a display device. A transparent photochromic material is coated on at least part of the locations (A) on a surface of the optical sheet (11). The backlight module comprises a light source (131), a light guide plate, and the above described optical sheet (111, 112). The display device comprises the said backlight module.
Claims20
An optical sheet, wherein a transparent photochromic material is on at least part of locations on a surface of the optical sheet.
A backlight module comprising a light source, a light guide plate, and an optical sheet,
- wherein a transparent photochromic material is on at least part of locations on a surface of the optical sheet, and the photochromic material is close to the light source of the backlight module, to shield bright spots when the bright spots appear in a location on the light guide plate of the backlight module and near the light source.
(canceled)
A display device comprising a backlight module, the backlight module comprising a light source, a light guide plate, and an optical sheet,
- wherein a transparent photochromic material is on at least part of locations on a surface of the optical sheet, and
- the photochromic material is close to the light source of the backlight module, to shield bright spots when the bright spots appear in a location on the light guide plate of the backlight module and near the light source.
Dependencies are inferred from the claim text.