US 2020/0189964 A1Published application

Chalcogenide glass material

AssigneeNippon Electric Glass Co., Ltd.

InventorsYoshimasa MATSUSHITA, Fumio SATO

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Abstract

Provided is a chalcogenide glass material having excellent weather resistance and being suitable as an optical element for an infrared sensor. The chalcogenide glass material contains, in terms of % by mole, 20 to 99% Te and has an antireflection film formed thereon.

Claims7

Dependent claims

A chalcogenide glass material containing, in terms of % by mole, 20 to 99% Te and having an antireflection film formed thereon.

Dependencies are inferred from the claim text.

Facts

Application: 16/638,783Filed 22 Aug 2018
Priority: JP 2017-17479312 Sep 2017
Published: 18 Jun 2020
Term ends: Not estimatedThe source records don’t support an estimate.

Classification13 codes

C03C 3/321
Non-oxide glass compositions, e.g. binary or ternary halides, sulfides or nitrides of germanium, selenium or tellurium: chalcogenide glasses, e.g.…
C03C 4/10
Compositions for glass with special properties: for infrared transmitting glass
C03C 17/3452
Comprising a halide: comprising a fluoride
C03C 17/347
Comprising a chalcogenide: comprising a sulfide or oxysulfide

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US 11,643,357 B2Related patent
US 2020/0189964 A1This patent

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