Patent ID: 9372358
Filing Date: 2016-06-21
CPC Classification: G02B,G02F

Claim Text:
1. A liquid crystal display device comprising: a liquid crystal display panel including an upper substrate and a lower substrate; a backlight unit including a light source module, a light guide plate receiving light from the light source module, and an optical sheet disposed on the light guide plate, the light guide plate having an edge portion which does not overlap with the optical sheet; and a coupling member configured to couple the lower substrate to the edge portion of the light guide plate such that the optical sheet is disposed in a sealed space defined by the lower substrate, the light guide plate, and the coupling member, wherein the liquid crystal display panel further includes a lower polarizing member adhered to the lower substrate in the sealed space, and the lower polarizing member in contact with an entire surface area of a top of the optical sheet in the sealed space.