OPTICAL DEVICE WITH MAGNETIC FLAKES AND STRUCTURED SUBSTRATE

An optical device comprising a structured substrate; a reflective layer on the structured substrate; and a coating with magnetic flakes on the reflective layer is disclosed. A method of making and using an optical device is also disclosed.

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Bibliographische Detailangaben
Hauptverfasser: DELST, Cornelis Jan, RAKSHA, Vladimir P, COOMBS, Paul G
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An optical device comprising a structured substrate; a reflective layer on the structured substrate; and a coating with magnetic flakes on the reflective layer is disclosed. A method of making and using an optical device is also disclosed.