OPTICAL FILTER
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United States of America
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Issued Date -
Feb 6, 2025
app pub date -
Oct 22, 2024
filing date -
Oct 22, 2024
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Abstract
The present invention pertains to an optical filter including: a light-absorbing material Y900-1000 having a maximum absorption wavelength in a wavelength region of 900 nm to 1,000 nm, and a dielectric multilayer film, in which the optical filter satisfies all of spectral characteristics (i-1) to (i-6), and the optical filter may satisfy spectral characteristic (i-7).
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