Non-attenuating light collimating articles for graphic arts
First Claim
Patent Images
1. A combination for producing relief images, comprising:
- a source of actinic radiation;
a phototool system positioned to receive actinic radiation from the source at a first side of the phototool system, the phototool system comprising a microstructured surface, the microstructured surface comprising a plurality of Fresnel lenses; and
a printing plate disposed adjacent to a second side of the phototool system.
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Accused Products
Abstract
Various systems and methods are provided for non-attenuating light collimating articles. In one embodiment, among others, a phototool comprises a substrate; and a microstructured surface disposed on a first surface of the substrate, the microstructured surface comprising a plurality of light collimating articles.
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Citations
21 Claims
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1. A combination for producing relief images, comprising:
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a source of actinic radiation; a phototool system positioned to receive actinic radiation from the source at a first side of the phototool system, the phototool system comprising a microstructured surface, the microstructured surface comprising a plurality of Fresnel lenses; and a printing plate disposed adjacent to a second side of the phototool system.
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2. A combination for producing relief images, comprising:
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a source of actinic radiation; a phototool system positioned to receive actinic radiation from the source at a first side of the phototool system, where the phototool system comprises an integrated single-layer phototool system including a photographic negative and a microstructured surface, the microstructured surface comprising a plurality of light collimating articles; and a printing plate disposed adjacent to a second side of the phototool system. - View Dependent Claims (3, 4, 5, 6)
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7. A combination for producing relief images, comprising:
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a source of actinic radiation; a phototool system positioned to receive actinic radiation from the source at a first side of the phototool system, the phototool system comprising a microstructured surface, the microstructured surface comprising a plurality of light collimating articles that comprise an array of a plurality of prismatic light deflecting microlenses or an array of cylindrical microlenses; and a printing plate disposed adjacent to a second side of the phototool system. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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15. A combination for producing relief images, comprising:
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a source of actinic radiation; a phototool system positioned to receive actinic radiation from the source at a first side of the phototool system, the phototool system comprising a microstructured surface, the microstructured surface comprising a plurality of light collimating articles that comprise an array of a plurality of prismatic light deflecting microlenses or an array of cylindrical microlenses; a coversheet disposed adjacent to a second side of the phototool system; and a liquid photopolymer disposed adjacent to the coversheet. - View Dependent Claims (16, 17, 18)
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19. A combination for producing relief images, comprising:
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a source of actinic radiation; a phototool system positioned to receive actinic radiation from the source at a first side of the phototool system, where the phototool system comprises an integrated single-layer phototool system including a photographic negative and a microstructured surface, the microstructured surface comprising a plurality of light collimating articles; a coversheet disposed adjacent to a second side of the phototool system; and a liquid photopolymer disposed adjacent to the coversheet. - View Dependent Claims (20, 21)
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Specification