Patent ID: 7697088
Filing Date: 2010-04-13
Classification: B65D,G02F

Abstract:
1. An optical element covering member comprising: at least one optical element in shape of a film or a sheet; a support medium for supporting the at least one optical element; and a covering member for covering the at least one optical element and the support medium, the covering member having heat shrinkability, wherein at least one optical element and the support medium constitute a stack, the stack has an incident surface into which the light from a light source enters, a transmission surface which transmits the light incident from the incident surface, and end surfaces located between the incident surface and the transmission surface, the covering member adheres to the stack and covers the incident surface, the transmission surface, and all the end surfaces, and the covering member has an opening portion and the opening portion is disposed at least at one of a corner portion and a side portion of the stack.