RETROREFLECTING ARTICLE WITH CONTRAST REDUCTION LAYER

RETROREFLECTING ARTICLE WITH CONTRAST REDUCTION LAYER

Retroreflecting articles are described. In particular, retroreflecting articles including retroreflecting layers and contrast reduction layers are described. The contrast reduction layer decreases the near infrared retroreflective efficiency of the retroreflecting substrate by more than 50%.

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Bibliographische Detailangaben
1. Verfasser: WHEATLEY, John A
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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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Beschreibung
Zusammenfassung:Retroreflecting articles are described. In particular, retroreflecting articles including retroreflecting layers and contrast reduction layers are described. The contrast reduction layer decreases the near infrared retroreflective efficiency of the retroreflecting substrate by more than 50%.