Optical lens assembly, imaging apparatus and electronic device
Number of patents in Portfolio can not be more than 2000
United States of America
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Feb 25, 2025
Grant Date -
N/A
app pub date -
Dec 17, 2021
filing date -
Dec 17, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
An optical lens assembly includes, from an object side to an image side, at least four optical lens elements. At least one of the at least four optical lens elements includes an anti-reflective coating. The at least one optical lens element including the anti-reflective coating is made of a plastic material. The anti-reflective coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element including the anti-reflective coating. The anti-reflective coating includes at least one coating layer. One of the at least one coating layer at the outer of the anti-reflective coating is made of ceramics. The anti-reflective coating includes a plurality of holes, and sizes of the plurality of holes adjacent to the outer of the anti-reflective coating are larger than sizes of the plurality of holes adjacent to the inner of the anti-reflective coating.
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