DE3427696C2 - - Google Patents

Info

Publication number
DE3427696C2
DE3427696C2 DE3427696A DE3427696A DE3427696C2 DE 3427696 C2 DE3427696 C2 DE 3427696C2 DE 3427696 A DE3427696 A DE 3427696A DE 3427696 A DE3427696 A DE 3427696A DE 3427696 C2 DE3427696 C2 DE 3427696C2
Authority
DE
Germany
Prior art keywords
glass
amounts
refractive index
glasses
lens
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
DE3427696A
Other languages
German (de)
English (en)
Other versions
DE3427696A1 (de
Inventor
Karl-Heinz Clarks Summit Pa. Us Mader
Reinhard 3220 Alfeld De Kassner
Lee M. West Pittstan Pa. Us Cook
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.)
Schott Glass Technologies Inc
Original Assignee
Schott Glass Technologies 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 Schott Glass Technologies Inc filed Critical Schott Glass Technologies Inc
Publication of DE3427696A1 publication Critical patent/DE3427696A1/de
Application granted granted Critical
Publication of DE3427696C2 publication Critical patent/DE3427696C2/de
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)
DE19843427696 1983-08-11 1984-07-27 Hochbrechendes optisches glas mit niedriger dispersion geeignet fuer mehrfokalkorrekturbrillen Granted DE3427696A1 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE3427696A1 DE3427696A1 (de) 1985-03-21
DE3427696C2 true DE3427696C2 (US20100223739A1-20100909-C00005.png) 1991-05-02

Family

ID=24080220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843427696 Granted DE3427696A1 (de) 1983-08-11 1984-07-27 Hochbrechendes optisches glas mit niedriger dispersion geeignet fuer mehrfokalkorrekturbrillen

Country Status (5)

Country Link
US (1) US4507393A (US20100223739A1-20100909-C00005.png)
JP (1) JPS60171243A (US20100223739A1-20100909-C00005.png)
DE (1) DE3427696A1 (US20100223739A1-20100909-C00005.png)
FR (1) FR2550524B1 (US20100223739A1-20100909-C00005.png)
GB (1) GB2144734B (US20100223739A1-20100909-C00005.png)

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3220674A1 (de) * 1981-06-24 1983-02-10 Corning Glass Works, 14830 Corning, N.Y. Ophthalmische glaeser mit hohem brechungsindex

Family Cites Families (9)

* 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 (US20100223739A1-20100909-C00005.png) * 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 (US20100223739A1-20100909-C00005.png) * 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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3220674A1 (de) * 1981-06-24 1983-02-10 Corning Glass Works, 14830 Corning, N.Y. Ophthalmische glaeser mit hohem brechungsindex

Also Published As

Publication number Publication date
GB2144734A (en) 1985-03-13
JPS60171243A (ja) 1985-09-04
GB8418851D0 (en) 1984-08-30
JPH0114184B2 (US20100223739A1-20100909-C00005.png) 1989-03-09
FR2550524B1 (fr) 1987-11-20
FR2550524A1 (fr) 1985-02-15
GB2144734B (en) 1987-03-18
DE3427696A1 (de) 1985-03-21
US4507393A (en) 1985-03-26

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: SCHMITZ, W., DIPL.-PHYS., PAT.-ANW., 6200 WIESBADE

8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: FUCHS, J., DR.-ING. DIPL.-ING. B.COM. LUDERSCHMIDT

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee