Infrared ray absorbing composition or infrared ray absorbing composition kit, infrared ray cut filter using the same, method for producing the infrared ray cut filter, camera module, and method for producing the camera module
US10036838B2 · kind B2 · utility
4Cited by
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10Claims
0Family size
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Key dates
| Filing date | Aug 7, 2015 |
| Grant date | Jul 31, 2018 |
| Priority date | — |
| Expiry date | May 28, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An infrared ray absorbing composition kit comprises: a composition containing a copper compound or pigment having a maximum absorption wavelength in the wavelength range of 700 nm to 1000 nm; and a composition containing a metal oxide having a maximum absorption wavelength in the wavelength range of 800 nm to 2000 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.