Substrates with multiple images
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United States of America Patent
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Feb 14, 2012
Grant Date -
Mar 2, 2006
app pub date -
Sep 2, 2004
filing date -
Sep 2, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present application is directed to substrates comprising light shielding areas and light transmitting areas. In one embodiment, the present application is directed to a substrate comprising a film comprising a light shielding additive. The film comprises a structured surface resulting in thick light shielding areas and relatively thin light transmitting areas. In another embodiment, the present application is directed to a substrate comprising a film comprising a first major surface that is structured with a series of microstructure features and he substrate has light shielding layer is on the first major surface in the light shielding areas. In another embodiment, the light transmitting areas are series of holes through the film having at least two lateral dimensions less than 1.4 mm.
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