Patent ID: 9235055
Filing Date: 2016-01-12
CPC Classification: G02B,G02F

Claim Text:
1. A light source assembly comprising: a light source part configured to generate light and comprising at least one light source; a light guide plate comprising an incident surface to which the light is incident, an opposing surface which is opposite the incident surface, and an exiting surface which emits the light, and comprising a thickness which gradually increases from the incident surface to the opposing surface; and a light-condensing sheet disposed adjacent the exiting surface of the light guide plate, the light-condensing sheet comprising a plurality of prism patterns which protrude toward the exiting surface, extend along an arc of a circle, and are arranged in a concentric circle structure, wherein: the light-condensing sheet is configured to receive and condense the light emitted from the exiting surface of the light guide plate; and the concentric circle structure of the prism patterns has a radius which gradually increases from the opposing surface to the incident surface.