Illumination – Edge lighted panel – Light modifier with emission face combined with light guide...
Reexamination Certificate
2008-03-07
2010-12-14
O'Shea, Sandra L (Department: 2875)
Illumination
Edge lighted panel
Light modifier with emission face combined with light guide...
C362S097100, C362S606000, C362S615000
Reexamination Certificate
active
07850355
ABSTRACT:
An optical member that will be incorporated in a surface light source unit and that is scarcely deformed while it is used as a component of the surface light source unit. The optical member comprises optical sheets layered on each other. The optical sheets at least includes: an outermost optical sheet on the light-entrance side, which is situated outermost on the light-entrance side; and a high-rigidity optical sheet situated on the light-exit side of the outermost optical sheet on the light-entrance side, a rigidity of the high-rigidity optical sheet being higher than a rigidity of the outermost optical sheet on the light-entrance side.
REFERENCES:
patent: 2002/0135996 (2002-09-01), Suga
patent: 2005/0280756 (2005-12-01), Kim et al.
patent: 2006/0158905 (2006-07-01), Lai et al.
patent: 2007-047257 (2007-02-01), None
Goto Masahiro
Kodama Daijiro
Burr & Brown
Dai Nippon Printing Co. Ltd.
Dunwiddie Meghan K
O'Shea Sandra L
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