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US 10,359,735 B2Granted
Display article
AssigneeDai Nippon Printing Co., Ltd.
InventorsTomoe Sato, Mitsuru Kitamura, Koji Eto, Tsuyoshi Yamauchi, Nobuko Oikawa
Life of this patent
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Abstract
A display article includes a plurality of display areas. Display areas adjacent to each other differ in at least one of an average hue, an average brightness and an average chroma and a first object to be displayed is formed by a combination of the plurality of display areas. At least one of the display areas includes a Fourier transform hologram configured to convert incident ray from a point light source or a laser light source into a second object to be displayed.
Claims8
A display article comprising:
- a plurality of display areas;
- wherein display areas adjacent to each other differ in at least one of an average hue, an average brightness and an average chroma;
- wherein a first object to be displayed is formed by a combination of the plurality of display areas and is displayed in a place where a point light source or a laser light source is absent;
- and
- wherein at least one of the display areas includes a Fourier transform hologram configured to convert an incident ray from the point light source or the laser light source into a second object to be displayed, the second object being different from the first object, wherein the second object is displayed in a place where the point light source or laser light source is present so as to be perceivable by a viewer.
2 more elements
Dependencies are inferred from the claim text.