FR2635100B1 - Verre phototropique hautement refringeant a faible densite - Google Patents

Verre phototropique hautement refringeant a faible densite

Info

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
Application number
FR898910006A
Other languages
English (en)
Other versions
FR2635100A1 (fr
Inventor
Werner Behr
Reinhard Kassner
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.)
Deutsche Spezialglas AG
Original Assignee
Deutsche Spezialglas AG
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.)
Filing date
Publication date
Application filed by Deutsche Spezialglas AG filed Critical Deutsche Spezialglas AG
Publication of FR2635100A1 publication Critical patent/FR2635100A1/fr
Application granted granted Critical
Publication of FR2635100B1 publication Critical patent/FR2635100B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
FR898910006A 1988-07-25 1989-07-25 Verre phototropique hautement refringeant a faible densite Expired - Fee Related FR2635100B1 (fr)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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