複合化ガラス - HOYA Corporation

Title:

複合化ガラス

Document Type and Number:

Japanese Patent JP7425128

Kind Code:

B2

Abstract:

[Problem] To provide a colored glass having a large refractive index and a method for producing the same. [Solution] Glass that includes a portion having a refractive index nd of 1.75 or greater and a maximum visible light transmittance value of 50% or less at a thickness of 1.0 mm.

Inventors:

Mikio Ikenishi
Yoshitake Tanno
General Kaneko
Matsumoto (Hirokawa) Naomi

Application Number:

JP2022120499A

Publication Date:

January 30, 2024

Filing Date:

July 28, 2022

Export Citation:

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Assignee:

HOYA Corporation

International Classes:

C03C4/02; C03C3/16; C03C3/21

Domestic Patent References:

JP2014024749A
JP2002080245A
JP2002201041A
JP2004083344A

Foreign References:

CN101863620A

Attorney, Agent or Firm:

Maeda Suzuki International Patent Attorneys Corporation

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