Patent ID: 7139046
Filing Date: 2006-11-21
Classification: G02B,G02F

Abstract:
1. A light guide device comprising: a first light guide plate; a second light guide plate disposed so as to overlap with the first light guide plate in a plan view, the second light guide plate being smaller than the first light guide plate; a light-reflecting layer interposed in an interval separating the first light guide plate and a support member, and having a light-reflecting function on both front and back surfaces thereof; and the support member supports a positional relationship of the first light guide plate and the second light guide plate interposed in an interval separating the first light guide plate and the second light guide plate, the support member having an inner surface that confronts the first light guide plate and the second light guide plate, the inner surface of the support member being provided with a reflecting function; the support member includes an aperture opposing a surface of the first light guide plate, the aperture is smaller than the first light guide plate; and the second light guide plate is supported by the support member so as to be in the aperture.