Optical articles and systems interacting with the same

Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts w...

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Main Authors Singh, Gautam, Ylitalo, Caroline M, Chen-Ho, Kui, McCoy, Michael A, Gold, Anne C, Shannon, Robert W, Afridi, Muhammad J, Kahl, Jonathan T, Kong, Steven H, Gardner, Timothy J, Aune, Catherine L, Potts, Travis L, Somasundaram, Guruprasad, Guttmann, Silvia Geciova-Borovova, Billingsley, Britton G, Casner, Glenn E, Anderson, Nathan J
Format Patent
LanguageEnglish
Published 28.06.2022
Subjects
CALCULATING
COMPUTING
COUNTING
HANDLING RECORD CARRIERS
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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Summary:Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts with respect to a background substrate when observed within an ultraviolet spectrum, a visible spectrum, a near-infrared spectrum, or a combination thereof.
Bibliography:Application Number: US201716486382