GRID IMAGE HAVING ACHROMATIC GRID FIELDS

The invention relates to a grid image having two or more achromatic grid fields (22, 24) including a visual appearance image dependant on the viewing angle, each field containing a grid pattern composed of a plurality of straight dashed grid lines (26) influencing an electromagnetic radiation. Accor...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GERHARDT, Thomas, DICHTL, Marius
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
Online-Zugang:	Volltext bestellen
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