OPTICAL LENS ASSEMBLY, IMAGING APPARATUS AND ELECTRONIC DEVICE
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Dec 1, 2024
filing date -
Dec 1, 2024
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Abstract
An optical lens assembly includes at least two optical lens elements. At least one of the optical lens elements includes a long wavelength absorbing material, the optical lens element including the long wavelength absorbing material is made of a plastic material, and the long wavelength absorbing material is evenly mixed with the plastic material. At least one of the optical lens elements includes a long wavelength filter coating, the optical lens element including the long wavelength filter coating is made of a plastic material, and the long wavelength filter coating is arranged on an object-side surface or an image-side surface of the optical lens element. The long wavelength filter coating includes a plurality of high refractive index coating layers and a plurality of low refractive index coating layers, and the high refractive index coating layers and the low refractive index coating layers are stacked in alternations.
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