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US 2015/0146296 A1Published application
Imaging Lens
AssigneesKaleido Technology Aps, AAC Technologies Pte. Ltd.
InventorsChristian Holme, Jesper Offersgaard
Life of this patent
Estimating the term…
Abstract
An imaging lens is disclosed. The imaging lens includes an optic substrate including an upper surface and a lower surface, a black coating at least partially covering the upper surface of the optic substrate, and an anti-reflection coating at least partially covering the black coating. Bu virtue of the configuration, unwanted stray light, or reflection from the black coating is greatly reduced.
Claims7
An imaging lens, comprising:
- an optic substrate, including an upper surface and a lower surface opposite to the upper surface;
- a black coating at least partially covering the upper surface of the optic substrate;
- an anti-reflection coating at least partially covering the black coating.
Dependencies are inferred from the claim text.