INFRARED LIGHT CUT FILTER, FILTER FOR SOLID-STATE IMAGING ELEMENT, SOLID-STATE IMAGING ELEMENT, AND METHOD OF MANUFACTURING FILTER FOR SOLID-STATE IMAGING ELEMENT

To provide an infrared light cut filter, a filter for a solid-state imaging element, a solid-state imaging element, and a method of manufacturing the filter for the solid-state imaging element, capable of suppressing reduction in absorbance of infrared light.SOLUTION: An infrared light cut filter in...

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Bibliographic Details
Main Authors KITAZAWA KAZUSHIGE, KAYANE HIROYUKI, HIRAI YURI, IWATA REIKO
Format Patent
LanguageEnglish
Japanese
Published 25.03.2021
Subjects
ADHESIVES
CHEMISTRY
DYES
LAKES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
PAINTS
PHYSICS
POLISHES
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Summary:To provide an infrared light cut filter, a filter for a solid-state imaging element, a solid-state imaging element, and a method of manufacturing the filter for the solid-state imaging element, capable of suppressing reduction in absorbance of infrared light.SOLUTION: An infrared light cut filter includes: an expanded phthalocyanine represented by the formula (1); and a specific acrylic polymer containing an aromatic ring in a side chain.SELECTED DRAWING: None 【課題】赤外光の吸光度における低下を抑制可能にした赤外光カットフィルター、固体撮像素子用フィルター、固体撮像素子、および、固体撮像素子用フィルターの製造方法を提供する。【解決手段】赤外光カットフィルターは、式（１）によって表される拡張型フタロシアニンと、側鎖に芳香環を含む、特定のアクリル重合体とを含む。【選択図】なし
Bibliography:Application Number: JP20190168814