OPTICAL STRUCTURE AS MOTIF

There is provided an optical structure having a structure surface which includes a plurality of display region groups including a first display region group and a second display region group. In each display region of each display region group, an azimuth angle is formed between a projection directi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: SUGIHARA, Keitaro
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:There is provided an optical structure having a structure surface which includes a plurality of display region groups including a first display region group and a second display region group. In each display region of each display region group, an azimuth angle is formed between a projection direction and a reference direction on the structure surface, and a plurality of reflective surfaces belonging to the display region produce an image. In each display region group, a plurality of display regions include a set of display regions whose azimuth angles are different from each other, and the plurality of display regions display an image unique to the display region group in a display direction by a plurality of reflective surfaces belonging to each of the display regions. The display direction of the first display region group is different from the display direction of the second display group to provide brightness that is different between the image unique to the first display region group and the image unique to the second display region group, in the respective display directions of the images.