Lamina comprising cube corner elements and retroreflective sheeting
First Claim
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1. A lamina comprising preferred geometry cube corner elements wherein at least a portion of the cube corner elements are canted having an alignment angle selected from alignment angles between 45°
- and 135°
, alignment angles between 225° and
315°
, and combinations thereof.
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Abstract
The present invention is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The invention further relates to retroreflective sheeting.
87 Citations
14 Claims
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1. A lamina comprising preferred geometry cube corner elements wherein at least a portion of the cube corner elements are canted having an alignment angle selected from alignment angles between 45°
- and 135°
, alignment angles between 225° and
315°
, and combinations thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
- and 135°
-
9. Retroreflective sheeting comprising a row of preferred geometry cube corner microstructures wherein a first cube corner element is canted having an alignment angle between 45°
- and 135° and
a second adjacent cube is canted having an alignment angles between 225° and
315°
. - View Dependent Claims (10, 11, 12, 13, 14)
- and 135° and
Specification