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Title:
GLASS FOR OPTICAL FILTER AND OPTICAL FILTER
Document Type and Number:
WIPO Patent Application WO/2023/190090
Kind Code:
A1
Abstract:
The present invention relates to glass for an optical filter, the glass having a transmittance of 25% or more at a wavelength of 1550 nm, and an average transmittance of 5% or less at wavelengths of 700-1200 nm.

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Inventors:
SAKAGAMI TAKAHIRO (JP)
Application Number:
PCT/JP2023/011663
Publication Date:
October 05, 2023
Filing Date:
March 23, 2023
Export Citation:
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Assignee:
AGC INC (JP)
International Classes:
G02B5/22; C03C3/17
Foreign References:
JP2017165641A2017-09-21
JP2017178632A2017-10-05
JP2006213546A2006-08-17
JP2005320178A2005-11-17
JP2009298634A2009-12-24
JP2009263190A2009-11-12
KR20120122785A2012-11-07
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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