RU2614787C1 - Optical glass - Google Patents

Optical glass Download PDF

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Publication number
RU2614787C1
RU2614787C1 RU2016107309A RU2016107309A RU2614787C1 RU 2614787 C1 RU2614787 C1 RU 2614787C1 RU 2016107309 A RU2016107309 A RU 2016107309A RU 2016107309 A RU2016107309 A RU 2016107309A RU 2614787 C1 RU2614787 C1 RU 2614787C1
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Prior art keywords
optical glass
baf
geo
glass
cost
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RU2016107309A
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Russian (ru)
Inventor
Юлия Алексеевна Щепочкина
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Юлия Алексеевна Щепочкина
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Abstract

FIELD: chemistry.
SUBSTANCE: optical glass comprises the following in wt %: P2O5 16.0-17.0; BaF2 15.2-16.0; GeO2 53.0-54.0; Al2O3 13.8-15.0.
EFFECT: reducing the cost while preserving properties of the glass.
1 tbl

Description

Изобретение относится к составам стекол, которые могут быть использованы в оптических системах.The invention relates to glass compositions that can be used in optical systems.

Известно оптическое стекло, содержащее, мас.%: Р2О5 10,0-14,44; BaF2 14,14-15,02; ВаО 19,34-19,75; GeO2 50,79-56,52 [1].Known optical glass containing, wt.%: P 2 About 5 10.0-14.44; BaF 2 14.14-15.02; Bao 19.34-19.75; GeO 2 50.79-56.52 [1].

Задача изобретения состоит в снижении себестоимости стекла.The objective of the invention is to reduce the cost of glass.

Технический результат достигается тем, что оптическое стекло, содержащее Р2О5, BaF2, GeO2, дополнительно содержит Al2O3, при следующем соотношении компонентов, мас.%: P2O5 16,0-17,0; BaF2 15,2-16,0; GeO2 53,0-54,0; Al2O3 13,8-15,0.The technical result is achieved in that the optical glass containing P 2 O 5 , BaF 2 , GeO 2 additionally contains Al 2 O 3 , with the following ratio of components, wt.%: P 2 O 5 16.0-17.0; BaF 2 15.2-16.0; GeO 2 53.0-54.0; Al 2 O 3 13.8-15.0.

В таблице приведены составы стекла.The table shows the compositions of glass.

Figure 00000001
Figure 00000001

Стекло может быть сварено при температуре 1000±50°C в атмосфере аргона в течение 2,5-3 часов.Glass can be welded at a temperature of 1000 ± 50 ° C in argon atmosphere for 2.5-3 hours.

Источник информацииThe source of information

1. SU 1278315, С03С 3/253, 1986.1. SU 1278315, C03C 3/253, 1986.

Claims (1)

Оптическое стекло, содержащее Р2О5, BaF2, GeO2, отличающееся тем, что дополнительно содержит Al2O3, при следующем соотношении компонентов, мас. %: P2O5 16,0-17,0; BaF2 15,2-16,0; GeO2 53,0-54,0; Al2O3 13,8-15,0.Optical glass containing P 2 O 5 , BaF 2 , GeO 2 , characterized in that it further contains Al 2 O 3 , in the following ratio, wt. %: P 2 O 5 16.0-17.0; BaF 2 15.2-16.0; GeO 2 53.0-54.0; Al 2 O 3 13.8-15.0.
RU2016107309A 2016-02-29 2016-02-29 Optical glass RU2614787C1 (en)

Priority Applications (1)

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Publications (1)

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RU2614787C1 true RU2614787C1 (en) 2017-03-29

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076541A (en) * 1976-03-22 1978-02-28 Owens-Illinois, Inc. Glasses suitable for laser application, glass lasers, and method for making same
SU1278315A1 (en) * 1985-03-06 1986-12-23 Научно-Исследовательский Институт Строительства И Архитектуры Госстроя Армсср Optical glass
US5668066A (en) * 1995-07-24 1997-09-16 Hoya Corporation Near infrared absorption filter glass
WO2001032598A1 (en) * 1999-11-02 2001-05-10 General Electric Company Method for preparing hydroxyaromatic chloroformates
US8404604B2 (en) * 2008-02-08 2013-03-26 Nihon Yamamura Glass Co., Ltd. Optical glass

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076541A (en) * 1976-03-22 1978-02-28 Owens-Illinois, Inc. Glasses suitable for laser application, glass lasers, and method for making same
SU1278315A1 (en) * 1985-03-06 1986-12-23 Научно-Исследовательский Институт Строительства И Архитектуры Госстроя Армсср Optical glass
US5668066A (en) * 1995-07-24 1997-09-16 Hoya Corporation Near infrared absorption filter glass
WO2001032598A1 (en) * 1999-11-02 2001-05-10 General Electric Company Method for preparing hydroxyaromatic chloroformates
US8404604B2 (en) * 2008-02-08 2013-03-26 Nihon Yamamura Glass Co., Ltd. Optical glass

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WO 20010325980 A2,, 10.05.2001. *

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