NEAR-INFRARED ABSORPTION FILTER AND IMAGING DEVICE

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United States of America Patent

APP PUB NO 20150301243A1
SERIAL NO

14648799

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Abstract

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There is provided an imaging device capable of exhibiting high absorption to a light with a wavelength range of 700 to 1500 nm in a near-infrared region to IR region, while having high transmittance to a visible light, and an imaging device in which the infrared absorption filter is used, and is provided a near-infrared absorption filter including composite tungsten oxide particles expressed by a general formula NayWOz (satisfying 0.3≦y≦1.1, 2.2≦z≦3.0), as near-infrared shielding particles.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO METAL MINING CO LTDTOKYO 105-8716

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
OKADA, Mika Ichikawa-shi, JP 30 44
TOFUKU, Atsushi Ichikawa-shi, JP 12 65

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