FR2635100B1 - Verre phototropique hautement refringeant a faible densite - Google Patents
Verre phototropique hautement refringeant a faible densiteInfo
- Publication number
- FR2635100B1 FR2635100B1 FR898910006A FR8910006A FR2635100B1 FR 2635100 B1 FR2635100 B1 FR 2635100B1 FR 898910006 A FR898910006 A FR 898910006A FR 8910006 A FR8910006 A FR 8910006A FR 2635100 B1 FR2635100 B1 FR 2635100B1
- Authority
- FR
- France
- Prior art keywords
- refringing
- highly
- low density
- phototropic glass
- phototropic
- Prior art date
- 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 - Fee Related
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
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% 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
-
- 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
- C03C4/00—Compositions for glass with special properties
- C03C4/04—Compositions for glass with special properties for photosensitive glass
- C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3825210A DE3825210A1 (de) | 1988-07-25 | 1988-07-25 | Hochbrechendes phototropes glas niedriger dichte |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2635100A1 FR2635100A1 (fr) | 1990-02-09 |
FR2635100B1 true FR2635100B1 (fr) | 1992-12-11 |
Family
ID=6359487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR898910006A Expired - Fee Related FR2635100B1 (fr) | 1988-07-25 | 1989-07-25 | Verre phototropique hautement refringeant a faible densite |
Country Status (6)
Country | Link |
---|---|
US (1) | US5104831A (fr) |
JP (1) | JPH0641378B2 (fr) |
BR (1) | BR8903036A (fr) |
DE (1) | DE3825210A1 (fr) |
FR (1) | FR2635100B1 (fr) |
GB (1) | GB2222156B (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4980318A (en) * | 1989-05-10 | 1990-12-25 | Corning Incorporated | High refractive index photochromic glasses |
US5275979A (en) * | 1992-10-30 | 1994-01-04 | Corning Incorporated | Colored glasses and method |
DE4336122C1 (de) * | 1993-10-22 | 1995-04-27 | Deutsche Spezialglas Ag | Hochbrechendes ophtalmisches Glas und Verwendung des Glases |
DE4408190C1 (de) * | 1994-03-11 | 1995-08-03 | Deutsche Spezialglas Ag | Hochbrechendes phototropes Glas |
FR2717915B1 (fr) * | 1994-03-22 | 1996-06-07 | Corning Inc | Verres photochromiques à haut indice. |
US5639701A (en) * | 1996-01-09 | 1997-06-17 | Corning Incorporated | Permanent tint photochromic glasses |
JP3302892B2 (ja) * | 1996-10-23 | 2002-07-15 | 株式会社オハラ | 光学ガラス |
US6165922A (en) * | 1997-11-07 | 2000-12-26 | Corning S.A. | Photochromic glass and lens |
JP2001522777A (ja) * | 1997-11-07 | 2001-11-20 | コーニング インコーポレイテッド | フォトクロミックガラスおよびレンズ |
CN1099388C (zh) * | 1998-02-10 | 2003-01-22 | 株式会社小原 | 具有负向反常色散的光学玻璃 |
US7087542B2 (en) * | 2001-06-06 | 2006-08-08 | Kabushiki Kaisha Ohara | Optical glass |
JP4034589B2 (ja) * | 2001-06-06 | 2008-01-16 | 株式会社オハラ | 光学ガラス |
JP7134396B2 (ja) * | 2017-02-24 | 2022-09-12 | 日本電気硝子株式会社 | 光学ガラス |
WO2018155105A1 (fr) * | 2017-02-24 | 2018-08-30 | 日本電気硝子株式会社 | Verre optique |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4001019A (en) * | 1972-03-08 | 1977-01-04 | Hoya Glass Works, Ltd. | Reversible light sensitive glass |
US4190451A (en) * | 1978-03-17 | 1980-02-26 | Corning Glass Works | Photochromic glass |
US4168339A (en) * | 1978-07-26 | 1979-09-18 | Corning Glass Works | Photochromic microsheet |
US4284686A (en) * | 1980-06-09 | 1981-08-18 | Corning Glass Works | Spectacle lenses to reduce discomfort from aphakia and certain eye diseases |
US4358542A (en) * | 1981-04-08 | 1982-11-09 | Corning Glass Works | Photochromic glass suitable for microsheet and simultaneous heat treatment and shaping |
US4374931A (en) * | 1982-01-08 | 1983-02-22 | Corning Glass Works | Photochromic glass suitable for ophthalmic applications |
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↑ |
US4608349A (en) * | 1985-11-12 | 1986-08-26 | Corning Glass Works | Photochromic glass compositions for lightweight lenses |
US4980318A (en) * | 1989-05-10 | 1990-12-25 | Corning Incorporated | High refractive index photochromic glasses |
-
1988
- 1988-07-25 DE DE3825210A patent/DE3825210A1/de active Granted
-
1989
- 1989-06-22 BR BR898903036A patent/BR8903036A/pt not_active IP Right Cessation
- 1989-07-20 GB GB8916627A patent/GB2222156B/en not_active Expired - Fee Related
- 1989-07-24 JP JP1189026A patent/JPH0641378B2/ja not_active Expired - Fee Related
- 1989-07-25 FR FR898910006A patent/FR2635100B1/fr not_active Expired - Fee Related
- 1989-07-25 US US07/384,625 patent/US5104831A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB8916627D0 (en) | 1989-09-06 |
GB2222156A (en) | 1990-02-28 |
JPH0641378B2 (ja) | 1994-06-01 |
GB2222156B (en) | 1992-02-26 |
JPH0269334A (ja) | 1990-03-08 |
US5104831A (en) | 1992-04-14 |
BR8903036A (pt) | 1990-02-06 |
DE3825210C2 (fr) | 1991-12-12 |
DE3825210A1 (de) | 1990-02-08 |
FR2635100A1 (fr) | 1990-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20060331 |