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US 2011/0255171 A1Published application
Methods of forming sheeting with composite images that float and sheeting with composite images that float
Assignee3M Innovative Properties Company
InventorsJames P. Endle, Lynn E. Lorimor, David C. Kramlich
Life of this patent
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Abstract
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.
Claims15
A sheeting comprising:
- an array of microlenses;
- a material layer adjacent the array of microlenses;
- a first donor material in contact with the material layer, wherein the donor material forms at least two individual, partially complete images formed on the material layer associated with each of a plurality of the microlenses;
- a first composite image, provided by at least one of the individual images, that appears to the unaided eye to float above or below the sheeting, or any combination thereof;
- a second composite image, provided by at least one of the individual images, that appears to the aided eye to float above, in, or below the sheeting, or any combination thereof, wherein the at least one of the individual, partially complete images includes a gaseous void.
2 more elements
Dependencies are inferred from the claim text.