JPH0114184B2 - - Google Patents

Info

Publication number
JPH0114184B2
JPH0114184B2 JP59166645A JP16664584A JPH0114184B2 JP H0114184 B2 JPH0114184 B2 JP H0114184B2 JP 59166645 A JP59166645 A JP 59166645A JP 16664584 A JP16664584 A JP 16664584A JP H0114184 B2 JPH0114184 B2 JP H0114184B2
Authority
JP
Japan
Prior art keywords
weight
glass
pbo
bao
tio
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
Application number
JP59166645A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60171243A (ja
Inventor
Maadaa Kaaruuhaintsu
Kasunaa Rainharuto
Emu Kutsuku Rii
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.)
SHOTSUTO GURASU TEKUNOROJIISU Inc
Original Assignee
SHOTSUTO GURASU TEKUNOROJIISU Inc
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 SHOTSUTO GURASU TEKUNOROJIISU Inc filed Critical SHOTSUTO GURASU TEKUNOROJIISU Inc
Publication of JPS60171243A publication Critical patent/JPS60171243A/ja
Publication of JPH0114184B2 publication Critical patent/JPH0114184B2/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
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead 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)
JP59166645A 1983-08-11 1984-08-10 多焦点調整レンズに適する高屈折低分散性光学ガラス Granted JPS60171243A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/522,279 US4507393A (en) 1983-08-11 1983-08-11 Highly prefractive, low dispersion optical glass suitable for multifocal corrective lenses
US522279 1990-05-11

Publications (2)

Publication Number Publication Date
JPS60171243A JPS60171243A (ja) 1985-09-04
JPH0114184B2 true JPH0114184B2 (en]) 1989-03-09

Family

ID=24080220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59166645A Granted JPS60171243A (ja) 1983-08-11 1984-08-10 多焦点調整レンズに適する高屈折低分散性光学ガラス

Country Status (5)

Country Link
US (1) US4507393A (en])
JP (1) JPS60171243A (en])
DE (1) DE3427696A1 (en])
FR (1) FR2550524B1 (en])
GB (1) GB2144734B (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5213916A (en) * 1990-10-30 1993-05-25 International Business Machines Corporation Method of making a gray level mask
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
DE102009024411A1 (de) * 2009-03-24 2010-09-30 Osram Opto Semiconductors Gmbh Dünnschichtverkapselung für ein optoelektronisches Bauelement, Verfahren zu dessen Herstellung und optoelektronisches Bauelement
JP6553856B2 (ja) * 2013-12-27 2019-07-31 株式会社オハラ ガラス
JP6694229B2 (ja) * 2014-10-08 2020-05-13 株式会社オハラ ガラス

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2214385A (en) * 1935-10-09 1940-09-10 Bausch & Lomb Ophthalmic lens
US2523265A (en) * 1947-11-28 1950-09-26 Corning Glass Works Ophthalmic glass
DE1496548B2 (de) * 1965-09-04 1971-09-30 Jenaer Glaswerk Schott & Gen , 6500 Mainz Kristallisationsstabile thoriumoxid und berylliumoxid freie optische glaeser
JPS4424421Y1 (en]) * 1967-02-03 1969-10-15
US4066464A (en) * 1972-10-02 1978-01-03 Jenaer Glaswerk Schott & Gen. Optical glasses with improved varying partial dispersion in the optical positional range of lanthanum crown glasses and lanthanum flint glasses
JPS5640092B2 (en]) * 1973-10-31 1981-09-18
JPS5284211A (en) * 1975-12-19 1977-07-13 Obara Optical Glass Optical glass
JPS5328448A (en) * 1976-08-30 1978-03-16 Agency Of Ind Science & Technol Tactile sensor
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
FR2508433A1 (fr) * 1981-06-24 1982-12-31 Corning Glass Works Verres ophtalmiques a indice de refraction eleve

Also Published As

Publication number Publication date
FR2550524A1 (fr) 1985-02-15
DE3427696C2 (en]) 1991-05-02
JPS60171243A (ja) 1985-09-04
US4507393A (en) 1985-03-26
DE3427696A1 (de) 1985-03-21
GB2144734A (en) 1985-03-13
GB8418851D0 (en) 1984-08-30
GB2144734B (en) 1987-03-18
FR2550524B1 (fr) 1987-11-20

Similar Documents

Publication Publication Date Title
US4084978A (en) Glass for eye glass lens
JP3194835B2 (ja) 光学ガラス
JP3299737B2 (ja) 無鉛光学ガラス
US3973976A (en) High index ophthalmic glasses
JP2668049B2 (ja) 光学ガラス
US4120732A (en) Optical glass
JP2000128568A (ja) 無鉛光学ガラス
JPS6236976B2 (en])
TW201223907A (en) Optical glass, preform material, and optical element
JPS5860640A (ja) 光学ガラス
JPS6146416B2 (en])
JP3100726B2 (ja) 精密プレス成形用光学ガラス
JPH11157868A (ja) 無鉛重クラウン乃至特重クラウン光学ガラス
US4642297A (en) Optical glass with refractive indexes of 1.60-1.69 and Abbe numbers of at least 54 with particularly low density and particularly good chemical stability
US4351906A (en) Ophthalmic glasses with high indices of refraction
JPH08119666A (ja) 光学ガラス
JPH0114184B2 (en])
US3997249A (en) Ion exchangeable segment glass
JP3245516B2 (ja) 光学ガラス
JPH10316448A (ja) 精密プレス成形用光学ガラス
US3510325A (en) Optical crown glass
JP2616958B2 (ja) 精密プレス成形用光学ガラス
JPH07277765A (ja) 眼科用高屈折率ガラス
JP3195789B2 (ja) 光学ガラス、及びモールド成形品
JP4213264B2 (ja) 無鉛光学バリウムフリントガラス