Patent ID: 7161644

Claim:
A backlight assembly comprising: a first light guiding member including i) a first light incident face onto which a light is incident, ii) a first light exiting face connected to the first light incident face, iii) a first light reflective face portion connected to the first light incident face, a first portion between the first light exiting face and the first light reflective face portion having a first thickness and iv) a second light reflective face portion connected to the first light reflective face portion, a second portion between the first light exiting face and the second light reflective face portion having a second thickness thinner than the first thickness; a second light guiding member being overlapped with the first light guiding member and including i) a second light incident face corresponding to the first light incident face, and onto the second light incident face the light being incident, ii) a second light reflective face, a portion of the second light reflective face being closely in contact with the first light reflective face portion, and a remaining portion of the second light reflective face being spaced apart from the second light reflective face portion by a gap corresponding to a difference between the first thickness and the second thickness to face the second light reflective face portion, and iii) a second light exiting face connected to the second light incident face and facing the second light reflective face, and a third portion between the second light exiting face and the second light reflective face having a third thickness; a light reflective member interposed between the second light reflective face and the second light reflective face portion to cover the second light reflective face; and a light source for supplying the light to the first and second light incident faces.