DE3139212C2 - - Google Patents
Info
- Publication number
- DE3139212C2 DE3139212C2 DE3139212A DE3139212A DE3139212C2 DE 3139212 C2 DE3139212 C2 DE 3139212C2 DE 3139212 A DE3139212 A DE 3139212A DE 3139212 A DE3139212 A DE 3139212A DE 3139212 C2 DE3139212 C2 DE 3139212C2
- Authority
- DE
- Germany
- 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
Links
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
- C03C3/089—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
-
- 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
-
- 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
- C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
- C03C3/112—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine
- C03C3/115—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine containing boron
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
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)
- Eyeglasses (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813139212 DE3139212A1 (de) | 1981-10-02 | 1981-10-02 | Optisches und ophthalmisches glas mit brechwerten nd>= 1,58, abbezahlen >= 45 und dichten <= 2,75 g/cm(pfeil hoch)3(pfeil hoch) |
GB08227515A GB2106891B (en) | 1981-10-02 | 1982-09-27 | Optical and opthalmic glass |
JP57166752A JPS58135151A (ja) | 1981-10-02 | 1982-09-27 | 光学用および眼鏡用ガラス |
BR8205714A BR8205714A (pt) | 1981-10-02 | 1982-09-29 | Vidro otico e oftalmico |
US06/431,401 US4438211A (en) | 1981-10-02 | 1982-09-30 | Optical and ophthalmic glass with refractive indices nd>1.58, Abbe numbers>45 and densities<2.75 g/cm3 |
FR8216444A FR2513985B1 (fr) | 1981-10-02 | 1982-09-30 | Verre optique et ophtalmique ayant un indice de refraction nd au moins egal a 1,58, un indice d'abbe au moins egal a 45 et une masse volumique au plus egale a 2,75 g/cm3 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813139212 DE3139212A1 (de) | 1981-10-02 | 1981-10-02 | Optisches und ophthalmisches glas mit brechwerten nd>= 1,58, abbezahlen >= 45 und dichten <= 2,75 g/cm(pfeil hoch)3(pfeil hoch) |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3139212A1 DE3139212A1 (de) | 1983-04-21 |
DE3139212C2 true DE3139212C2 (US07902200-20110308-C00112.png) | 1987-02-12 |
Family
ID=6143239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19813139212 Granted DE3139212A1 (de) | 1981-10-02 | 1981-10-02 | Optisches und ophthalmisches glas mit brechwerten nd>= 1,58, abbezahlen >= 45 und dichten <= 2,75 g/cm(pfeil hoch)3(pfeil hoch) |
Country Status (6)
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2115403B (en) * | 1982-02-20 | 1985-11-27 | Zeiss Stiftung | Optical and opthalmic glass |
DE3206958C2 (de) * | 1982-02-26 | 1986-09-18 | Schott Glaswerke, 6500 Mainz | Phototropes Glas mit einem Brechungsindex ≥ 1,59, einer Abbezahl ≥ 44 und einer Dichte ≦ 3,0 g/cm↑3↑ |
FR2550187B1 (fr) * | 1983-08-02 | 1986-06-06 | Corning Glass Works | Verres de faible densite et de haut indice de refraction pour applications ophtalmiques et optiques |
JPS61106437A (ja) * | 1984-10-26 | 1986-05-24 | Asahi Glass Co Ltd | 多孔質ガラス用組成物及び多孔質ガラスの製造法 |
CA1290507C (en) * | 1986-07-26 | 1991-10-15 | Kurasawa Optical Industry Co. Ltd. | Anti-fogging material |
US4814298A (en) * | 1987-10-26 | 1989-03-21 | Corning Glass Works | Lead-free glasses for glaze materials |
FR2622569B1 (fr) * | 1987-11-04 | 1992-07-17 | Corning Glass Works | Verre a indice de refraction moyen pour application ophtalmiques |
GB9012533D0 (en) * | 1990-06-05 | 1990-07-25 | Johnson Matthey Plc | Glass composition |
US5320985A (en) * | 1992-10-01 | 1994-06-14 | Kabushiki Kaisha Ohara | Low refractive optical glass of a flint glass type |
JP3196952B2 (ja) * | 1993-06-08 | 2001-08-06 | キヤノン株式会社 | 光学ガラス素子およびその製造方法 |
JP3190212B2 (ja) * | 1994-08-05 | 2001-07-23 | 株式会社オハラ | 光学ガラス |
JP3820486B2 (ja) * | 1995-09-18 | 2006-09-13 | Hoya株式会社 | ガラス光学素子の製造方法 |
ES2153599T3 (es) * | 1995-10-18 | 2001-03-01 | Corning Inc | Vidrios de alta indice que absorben radiacion uv. |
US5821181A (en) * | 1996-04-08 | 1998-10-13 | Motorola Inc. | Ceramic composition |
US5968856A (en) * | 1996-09-05 | 1999-10-19 | Ivoclar Ag | Sinterable lithium disilicate glass ceramic |
DE19643870C2 (de) * | 1996-10-30 | 1999-09-23 | Schott Glas | Verwendung eines Glaskörpers zur Erzeugung eines chemisch vorgespannten Glaskörpers |
DE19738428C1 (de) * | 1997-09-03 | 1998-08-20 | Schott Glaswerke | Bleifreies optisches Bariumflintglas |
US6145343A (en) * | 1998-05-02 | 2000-11-14 | Westinghouse Savannah River Company | Low melting high lithia glass compositions and methods |
JP2003040646A (ja) * | 2001-07-27 | 2003-02-13 | Nippon Electric Glass Co Ltd | 陰極線管用ファンネルガラス |
CN112028474B (zh) * | 2020-09-11 | 2022-04-15 | 成都光明光电股份有限公司 | 光学玻璃 |
CN112028475B (zh) * | 2020-09-11 | 2022-04-15 | 成都光明光电股份有限公司 | 光学玻璃和光学元件 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE23049E (en) | 1946-08-19 | 1948-11-23 | Ophthalmic glass | |
BE551389A (US07902200-20110308-C00112.png) * | 1956-09-10 | |||
US2901365A (en) * | 1957-11-25 | 1959-08-25 | Pittsburgh Plate Glass Co | Glass composition |
AR202803A1 (es) | 1972-12-02 | 1975-07-24 | Jenaer Glaswerk Schott & Gen | Cristales para gafas |
JPS5269915A (en) | 1975-12-10 | 1977-06-10 | Hoya Glass Works Ltd | Glass for lens of eyeglasses |
GB2029401B (en) * | 1979-08-16 | 1983-01-06 | Sumita Optical Glass Mfg Co Lt | Optical glass for optical paths |
JPS5953223B2 (ja) * | 1979-10-23 | 1984-12-24 | ホ−ヤ株式会社 | 眼鏡レンズ用ガラス |
US4569679A (en) * | 1984-03-12 | 1986-02-11 | Exxon Research & Engineering Co. | Additive concentrates for distillate fuels |
-
1981
- 1981-10-02 DE DE19813139212 patent/DE3139212A1/de active Granted
-
1982
- 1982-09-27 JP JP57166752A patent/JPS58135151A/ja active Pending
- 1982-09-27 GB GB08227515A patent/GB2106891B/en not_active Expired
- 1982-09-29 BR BR8205714A patent/BR8205714A/pt not_active IP Right Cessation
- 1982-09-30 US US06/431,401 patent/US4438211A/en not_active Expired - Fee Related
- 1982-09-30 FR FR8216444A patent/FR2513985B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS58135151A (ja) | 1983-08-11 |
FR2513985B1 (fr) | 1986-04-04 |
US4438211A (en) | 1984-03-20 |
BR8205714A (pt) | 1983-08-30 |
GB2106891B (en) | 1985-04-03 |
FR2513985A1 (fr) | 1983-04-08 |
DE3139212A1 (de) | 1983-04-21 |
GB2106891A (en) | 1983-04-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |