The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 05, 2019
Filed:
Aug. 04, 2015
Applicant:
Nippon Electric Glass Co., Ltd., Otsu-shi, Shiga, JP;
Inventors:
Fumio Sato, Otsu, JP;
Yoshimasa Matsushita, Otsu, JP;
Assignee:
NIPPON ELECTRIC GLASS CO., LTD., Shiga, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/04 (2006.01); C03C 4/10 (2006.01); C03C 3/12 (2006.01); G01J 5/04 (2006.01);
U.S. Cl.
CPC ...
G01J 1/04 (2013.01); C03C 3/122 (2013.01); C03C 4/10 (2013.01); G01J 5/046 (2013.01); C03C 2204/00 (2013.01);
Abstract
Provided is a novel infrared-transmitting glass that can be vitrified without containing any environmentally harmful compound and has high light transmissivity from visible range to a mid-infrared range of wavelengths of about 4 to about 8 μm. An infrared-transmitting glass containing, in % by mole, 50% or more TeO, 0 to 45% (exclusive of 0%) ZnO, and 0 to 50% (exclusive of 0% and 50%) RO (where R is at least one selected from the group consisting of Ca, Sr, and Ba).