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US 12,559,414 B2Granted
Glass having colored layer and method for manufacturing same
AssigneeHoya Corporation
InventorsYoshitake Tanno, Naomi Matsumoto
Life of this patent
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Abstract
To provide glass including a colored layer and a manufacturing method thereof. Provided is glass containing one or more glass components selected from the group consisting of Ti ions, Nb ions, W ions, and Bi ions. The glass includes a colored layer having an arbitrary shape.
Claims8
A cover glass comprising a glass containing:
- one or more glass components selected from the group consisting of Ti ions, Nb ions, W ions, and Bi ions, wherein the glass includes a colored layer having an arbitrary shape,
- the cover glass comprising:
- a light-shielding portion and a light-transmitting portion, wherein
- the light-shielding portion and the light-transmitting portion have the same glass composition, and
- the light-shielding portion comprises the colored layer, and
- wherein the glass has a plate shape, the colored layer is provided on a first main surface and a second main surface, and the colored layer of the first main surface does not overlap the colored layer of the second main surface in a plan view.
3 more elements
Dependencies are inferred from the claim text.