An optical device includes a hologram recording member (10) on which a hologram image is recorded, a light source (20) for reproducing the hologram image, a first reflecting surface (30) for diffractively projecting the hologram image ahead of the hologram recording member by reflecting a light from the light source into a rear side of the hologram recording member at a predetermined angle, and a second reflecting surface (40) for generating a backlight by reflecting the light from the light source into the rear side of the hologram recording member.
OPTICAL DEVICE FOR REPRODUCING THREE-DIMENSIONAL HOLOGRAPHIC LIGHTING IMAGES
OPTISCHE VORRICHTUNG ZUR WIEDERGABE DREIDIMENSIONALER BELEUCHTUNGSBILDER
DISPOSITIF OPTIQUE DESTINÉ À REPRODUIRE DES IMAGES D'ÉCLAIRAGE TRIDIMENSIONNELLES
2016-06-15
Patent
Elektronische Ressource
Englisch
IPC: | G03H Holografische Verfahren oder Vorrichtungen , HOLOGRAPHIC PROCESSES OR APPARATUS / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES |
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