OPTICALLY VARIABLE SECURITY ELEMENT AND VALUE DOCUMENT WITH THE OPTICALLY VARIABLE SECURITY ELEMENT
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United States of America Patent
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Issued Date -
Aug 8, 2024
app pub date -
May 24, 2022
filing date -
Jun 21, 2021
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Abstract
An optically variable security element has a motif region including a plurality of differently oriented first facets and a plurality of differently oriented second facets arranged in the motif region. Each of the first and second facets defines a normal vector having a first orientation component and a second orientation component. The color impression of the at least one motif is determined by the first orientation components. The representation of the at least one motif is defined by the second orientation components. The first orientation components of the first facets and the second facets are different from one another.
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