GB2029401B - Optical glass for optical paths - Google Patents

Optical glass for optical paths

Info

Publication number: GB2029401B
Authority: GB; United Kingdom
Prior art keywords: optical; paths; glass; optical glass; optical paths
Prior art date: 1979-08-16
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

GB7928654A

Other versions

GB2029401A (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Sumita Optical Glass Inc

Original Assignee

Sumita Optical Glass Manufacturing Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1979-08-16

Filing date

1979-08-16

Publication date

1983-01-06

1979-08-16 Application filed by Sumita Optical Glass Manufacturing Co Ltd filed Critical Sumita Optical Glass Manufacturing Co Ltd

1979-08-16 Priority to GB7928654A priority Critical patent/GB2029401B/en

1980-03-19 Publication of GB2029401A publication Critical patent/GB2029401A/en

1983-01-06 Application granted granted Critical

1983-01-06 Publication of GB2029401B publication Critical patent/GB2029401B/en

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/078—Glass compositions containing silica with 40% to 90% silica, by weight containing an oxide of a divalent metal, e.g. an oxide of zinc
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
- C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
- C03C3/093—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium containing zinc or zirconium

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Glass Compositions (AREA)

GB7928654A 1979-08-16 1979-08-16 Optical glass for optical paths Expired GB2029401B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB7928654A GB2029401B (en)	1979-08-16	1979-08-16	Optical glass for optical paths

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB7928654A GB2029401B (en)	1979-08-16	1979-08-16	Optical glass for optical paths

Publications (2)

Publication Number	Publication Date
GB2029401A GB2029401A (en)	1980-03-19
GB2029401B true GB2029401B (en)	1983-01-06

Family

ID=10507265

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7928654A Expired GB2029401B (en)	1979-08-16	1979-08-16	Optical glass for optical paths

Country Status (1)

Country	Link
GB (1)	GB2029401B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4381347A (en) *	1979-05-09	1983-04-26	Oy Partek Ab	Fibre glass composition
DE3139212C2 (en) *	1981-10-02	1987-02-12	Schott Glaswerke, 6500 Mainz	Use of a glass with refractive index nd ≥ 1.58, Abbe number ≥ 45 and density ≤ 2.75 g/cm3 as spectacle lens
GB2115403B (en) *	1982-02-20	1985-11-27	Zeiss Stiftung	Optical and opthalmic glass
US4444893A (en) *	1982-06-11	1984-04-24	Schott Glass Technologies, Inc.	Highly refractive, low dispersion, low density optical glass suitable for corrective lenses
HUP9600148A3 (en) *	1996-01-24	1999-01-28	Gen Electric Company Cleveland	Glass composition
GB2310663A (en) *	1996-02-29	1997-09-03	British Tech Group	Organic polyacid/base reaction cement
WO1997031877A1 (en) *	1996-02-29	1997-09-04	British Technology Group Limited	Organic polyacid/base reaction cement
DE19650692C2 (en) *	1996-12-06	1999-01-14	Schott Glas	Lead-free crown glasses
US5843855A (en) *	1997-01-15	1998-12-01	General Electric Company	Glass

1979
- 1979-08-16 GB GB7928654A patent/GB2029401B/en not_active Expired

Also Published As

Publication number	Publication date
GB2029401A (en)	1980-03-19

Publication	Publication Date	Title
GB2071079B (en)	1983-09-01	Cesium-containing optical glass
DE3064209D1 (en)	1983-08-25	Fiber glass composition
JPS5655907A (en)	1981-05-16	Optical switch for optical fiber
JPS54112915A (en)	1979-09-04	Optical glass
JPS5678805A (en)	1981-06-29	Optical fiber
JPS5392816A (en)	1978-08-15	Optical glass
GB2024804B (en)	1982-11-17	Optical glass
JPS5490218A (en)	1979-07-17	Optical glass
JPS52132012A (en)	1977-11-05	Optical glass
JPS53142423A (en)	1978-12-12	Optical glass
JPS543115A (en)	1979-01-11	Optical glass
JPS5632349A (en)	1981-04-01	Photochromic glass
GB2061910B (en)	1983-05-18	Glass for optical fibers
GB2066804B (en)	1983-08-24	Optical glass
DE3071371D1 (en)	1986-03-06	Optical waveguide
JPS55117104A (en)	1980-09-09	Optical fiber
JPS52129716A (en)	1977-10-31	Optical glass
JPS5641541A (en)	1981-04-18	Semiconductorrlaser optical readdhead
GB1538683A (en)	1979-01-24	Optical glass
JPS55121926A (en)	1980-09-19	Spectacle glass
GB2029401B (en)	1983-01-06	Optical glass for optical paths
JPS53109514A (en)	1978-09-25	Glass for spectacle lens
JPS52103412A (en)	1977-08-30	Optical glass
JPS54133506A (en)	1979-10-17	Optical glass
JPS54159428A (en)	1979-12-17	Optical glass

Legal Events

Date	Code	Title	Description
1999-09-08	PE20	Patent expired after termination of 20 years	Effective date: 19990815