G - Physics – 02 – B
Patent
G - Physics
02
B
G02B 27/22 (2006.01) B42D 15/00 (2006.01) G02B 3/00 (2006.01)
Patent
CA 2741298
Microlens sheetings with different types of composite images are disclosed, in which the composite image floats above, in, or below the sheeting, or some combination. One type of composite image may be viewable to the unaided eye or an observer and another type of composite image is viewable only to the aided eye of an observer. Methods for providing such an imaged sheeting are also disclosed.
La présente invention concerne des feuilles de microlentilles comportant différents types d'images composites, l'image composite flottant au-dessus, à l'intérieur ou en dessous des feuilles, ou selon une quelconque combinaison. Un premier type d'image composite peut être visualisé par un observateur sans aide visuelle, et un autre type d'image composite peut être visualisé par un observateur uniquement avec une aide visuelle. Des procédés de fabrication de ces feuilles à images sont également décrits.
Endle James P.
Lorimor Lynn E.
3m Innovative Properties Company
Smart & Biggar
LandOfFree
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