JPS5849643A - 高屈折率の眼鏡用ガラス - Google Patents

高屈折率の眼鏡用ガラス

Info

Publication number
JPS5849643A
JPS5849643A JP57098382A JP9838282A JPS5849643A JP S5849643 A JPS5849643 A JP S5849643A JP 57098382 A JP57098382 A JP 57098382A JP 9838282 A JP9838282 A JP 9838282A JP S5849643 A JPS5849643 A JP S5849643A
Authority
JP
Japan
Prior art keywords
glass
refractive index
weight
high refractive
bao
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.)
Granted
Application number
JP57098382A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0249258B2 (en]
Inventor
ジヤン・エミ−ル・ブド
ジ−ン・ピエ−ル・マジユ−
アンドル・クリスチヤン・ミシヨウ
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of JPS5849643A publication Critical patent/JPS5849643A/ja
Publication of JPH0249258B2 publication Critical patent/JPH0249258B2/ja
Granted 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
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • 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)
JP57098382A 1981-06-24 1982-06-08 高屈折率の眼鏡用ガラス Granted JPS5849643A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8112383A FR2508433A1 (fr) 1981-06-24 1981-06-24 Verres ophtalmiques a indice de refraction eleve
FR8112383 1981-06-24

Publications (2)

Publication Number Publication Date
JPS5849643A true JPS5849643A (ja) 1983-03-23
JPH0249258B2 JPH0249258B2 (en]) 1990-10-29

Family

ID=9259823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57098382A Granted JPS5849643A (ja) 1981-06-24 1982-06-08 高屈折率の眼鏡用ガラス

Country Status (6)

Country Link
US (1) US4351906A (en])
JP (1) JPS5849643A (en])
BR (1) BR8202793A (en])
DE (1) DE3220674A1 (en])
FR (1) FR2508433A1 (en])
GB (1) GB2100715B (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01308843A (ja) * 1988-02-26 1989-12-13 Ohara Inc 光学ガラス
JP2011042558A (ja) * 2009-06-23 2011-03-03 Schott Ag 鉛含有宇宙ガラス、その製造および使用

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507393A (en) * 1983-08-11 1985-03-26 Schott Glass Technologies, Inc. Highly prefractive, low dispersion optical glass suitable for multifocal corrective lenses
JPS6096542A (ja) * 1983-10-27 1985-05-30 Hoya Corp 多焦点眼鏡レンズ用ガラス
DE3404363A1 (de) * 1984-02-08 1985-08-14 Schott Glaswerke, 6500 Mainz Hoch pbo-haltige glaeser im system sio(pfeil abwaerts)2(pfeil abwaerts)pbo-m(pfeil abwaerts)2(pfeil abwaerts)o mit erhoehter chemischer bestaendigkeit
JPH05260196A (ja) * 1992-03-10 1993-10-08 Aiphone Co Ltd 集合住宅用インターホン装置
DE4336122C1 (de) * 1993-10-22 1995-04-27 Deutsche Spezialglas Ag Hochbrechendes ophtalmisches Glas und Verwendung des Glases
US6046123A (en) * 1996-04-02 2000-04-04 Corning S.A. Glasses with a high refractive index and their use as segments of multifocal corrective lenses
CN1252041A (zh) 1997-04-30 2000-05-03 康宁股份有限公司 高折射率玻璃以及含有该种玻璃的多焦点校正透镜
FR2769618B1 (fr) * 1997-10-10 2000-01-21 Corning Sa Verres a indice de refraction eleve, lentilles correctrices multifocales les incorporant
BR0108000A (pt) 2001-03-13 2002-12-17 Corning Inc Vidros de segmento oftálmico com alto nd

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328448A (en) * 1976-08-30 1978-03-16 Agency Of Ind Science & Technol Tactile sensor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE389985A (en]) * 1931-07-29
US3902910A (en) * 1974-02-19 1975-09-02 Corning Glass Works Barium flint ophthalmic glasses
GB1509573A (en) * 1974-06-03 1978-05-04 Corning Glass Works High refractive index ophthalmic glasses
SU716017A1 (ru) * 1978-06-02 1980-02-15 Предприятие П/Я А-1695 Стекло
DE2824982C3 (de) * 1978-06-07 1981-04-30 Jenaer Glaswerk Schott & Gen., 6500 Mainz Hochbrechende optische Gläser des Systems SiO↓2↓-B↓2↓O↓3↓-TiO↓2↓- ZrO↓2↓-BaO-Nb↓2↓O↓5↓-Li↓2↓O mit geringer Dichte von s = 3,4 - 3,7 für Fernteil- und Nahteil-Brillengläser mit Brechwerten n↓D↓ = 1,79 - 1,81 und Dispersionen v↓D↓ = 31 - 29
US4211569A (en) * 1979-03-09 1980-07-08 Corning Glass Works High index ophthalmic glasses

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328448A (en) * 1976-08-30 1978-03-16 Agency Of Ind Science & Technol Tactile sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01308843A (ja) * 1988-02-26 1989-12-13 Ohara Inc 光学ガラス
JP2011042558A (ja) * 2009-06-23 2011-03-03 Schott Ag 鉛含有宇宙ガラス、その製造および使用

Also Published As

Publication number Publication date
DE3220674A1 (de) 1983-02-10
US4351906A (en) 1982-09-28
DE3220674C2 (en]) 1991-04-11
JPH0249258B2 (en]) 1990-10-29
GB2100715A (en) 1983-01-06
FR2508433A1 (fr) 1982-12-31
GB2100715B (en) 1984-11-21
BR8202793A (pt) 1983-04-26
FR2508433B1 (en]) 1984-09-07

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