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US 12,409,588 B2Granted
Product and method of manufacturing product
AssigneeCanon Kabushiki Kaisha
InventorsTakahiro Suzuki, Kei Oikawa, Kimitaka Arai
Life of this patent
Estimating the term…
Abstract
A product includes a first area and a second area. Each area includes areas having a first optical property and areas having a second optical property. The areas having the first optical property and the areas having the second optical property are arranged under a specific rule. In the first area, convex portions whose height is equal to or smaller than a predetermined height or no convex portions are formed. In the second area, convex portions whose height is larger than the predetermined height are formed.
Claims17
A product comprising:
- a first region;
- and
- a second region located at a different position from the first region,
- wherein the first region includes a plurality of first concave-and-convex structures having a first optical property and a plurality of first flat areas having a second optical property, and the plurality of first concave-and-convex structures and the plurality of first flat areas are alternately arranged,
- wherein the second region includes a plurality of convex portions and a plurality of second flat areas having the second optical property, and a plurality of second concave-and-convex structures having the first optical property are arranged on upper surfaces of the plurality of convex portions, and the plurality of convex portions and the plurality of second flat areas are alternately arranged, and
- wherein a glossiness value of the first optical property is lower than a glossiness value of the second optical property, and a height of areas in which the plurality of first concave-and-convex structures are arranged is lower than a height of the upper surfaces of the plurality of convex portions.
3 more elements
Dependencies are inferred from the claim text.