IT1035227B - Procedimento per la produzione di lenti optalmiche di vetrro rivestite di una pattina di vetro resistente all urto eprodotto ottenuto - Google Patents

Procedimento per la produzione di lenti optalmiche di vetrro rivestite di una pattina di vetro resistente all urto eprodotto ottenuto

Info

Publication number
IT1035227B
IT1035227B IT48992/75A IT4899275A IT1035227B IT 1035227 B IT1035227 B IT 1035227B IT 48992/75 A IT48992/75 A IT 48992/75A IT 4899275 A IT4899275 A IT 4899275A IT 1035227 B IT1035227 B IT 1035227B
Authority
IT
Italy
Prior art keywords
optalmic
production
glass
obtained product
impact resistant
Prior art date
Application number
IT48992/75A
Other languages
English (en)
Italian (it)
Original Assignee
American Optical Corp
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 American Optical Corp filed Critical American Optical Corp
Application granted granted Critical
Publication of IT1035227B publication Critical patent/IT1035227B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
    • C03B23/0302—Re-forming glass sheets by bending by press-bending between shaping moulds between opposing full-face shaping moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0073—Optical laminates
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/02—Forming molten glass coated with coloured layers; Forming molten glass of different compositions or layers; Forming molten glass comprising reinforcements or inserts
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/047—Re-forming tubes or rods by drawing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • C03B23/22—Uniting glass lenses, e.g. forming bifocal lenses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
  • Surface Treatment Of Glass (AREA)
  • Glass Compositions (AREA)
IT48992/75A 1974-04-15 1975-04-08 Procedimento per la produzione di lenti optalmiche di vetrro rivestite di una pattina di vetro resistente all urto eprodotto ottenuto IT1035227B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US460845A US3899315A (en) 1974-04-15 1974-04-15 Method of making glass clad glass lenses

Publications (1)

Publication Number Publication Date
IT1035227B true IT1035227B (it) 1979-10-20

Family

ID=23830295

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48992/75A IT1035227B (it) 1974-04-15 1975-04-08 Procedimento per la produzione di lenti optalmiche di vetrro rivestite di una pattina di vetro resistente all urto eprodotto ottenuto

Country Status (9)

Country Link
US (1) US3899315A (enExample)
JP (1) JPS5813501B2 (enExample)
BE (1) BE827864A (enExample)
CA (1) CA1040907A (enExample)
DE (1) DE2515311C3 (enExample)
FR (1) FR2267561B1 (enExample)
GB (1) GB1501961A (enExample)
IT (1) IT1035227B (enExample)
NL (1) NL7504461A (enExample)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997250A (en) * 1975-07-02 1976-12-14 American Optical Corporation High strength ophthalmic lens
US4022628A (en) * 1975-09-05 1977-05-10 American Optical Corporation Ion exchange-strengthened silicate glass filter for ultraviolet light
US3997249A (en) * 1975-10-28 1976-12-14 American Optical Corporation Ion exchangeable segment glass
GB2046241A (en) * 1979-03-08 1980-11-12 Corning Glass Works Composite multifocal cane for use in the manufacture of bifocal lenses
US4428764A (en) 1979-12-20 1984-01-31 United Technologies Corporation Method of making fusible spacer for display panel
ES8206048A1 (es) * 1980-06-02 1982-07-01 Corning Glass Works Perfeccionamientos introducidos en la fabricacion de lentes de contacto de material compuesto
US5213721A (en) * 1989-10-10 1993-05-25 Grendahl Dennis T Process of making a member with holes
US5236486A (en) * 1991-10-24 1993-08-17 Lightpath Technologies, Inc. Shaped gradient fabrication in lenses by molding from axial gradient
US5522003A (en) * 1993-03-02 1996-05-28 Ward; Robert M. Glass preform with deep radial gradient layer and method of manufacturing same
CA2164676C (en) * 1995-01-18 2006-10-10 Michael T. Dembicki Method and apparatus for delivering a glass stream for forming charges of glass
US5810900A (en) * 1995-01-18 1998-09-22 Owens-Brockway Glass Container Inc. Method and apparatus for delivering a cased glass stream
AU700339B2 (en) * 1995-01-18 1998-12-24 Owens-Brockway Glass Container Inc. Method and apparatus for delivering a coated glass stream for forming charges of glass
US5735925A (en) * 1996-09-20 1998-04-07 Owens-Brockway Glass Container Inc. Method and apparatus for delivering a cased glass stream
US5853447A (en) * 1997-04-14 1998-12-29 Owens-Brockway Glass Container Inc. Method and apparatus for delivering a cased glass stream
DE19848083C2 (de) * 1998-10-19 2001-02-01 Fraunhofer Ges Forschung Verfahren zur Herstellung von Interferenzschichtfolgen, System aus übereinander liegenden Interferenzschichtfolgen sowie Interferenzschichtfolge
US6761784B1 (en) 1999-05-05 2004-07-13 Vision-Ease Lens, Inc. Temporary protective layer on polymeric articles
WO2002091035A1 (en) * 2001-05-09 2002-11-14 Hamamatsu Photonics K.K. Optical lens and semiconductor laser device
GB2442445B (en) * 2006-09-04 2010-05-19 Altro Ltd Improved floor covering
US7971995B2 (en) * 2008-05-09 2011-07-05 Oakley, Inc. Net-molded optical articles and methods of making the same
US20110070382A1 (en) * 2009-09-23 2011-03-24 De Rojas Agustin Alberto Novel lens-protecting processing films
CN103058504A (zh) * 2011-10-21 2013-04-24 汪国年 模压成型用玻璃预制体的制作方法
JP2018500263A (ja) 2014-11-26 2018-01-11 コーニング インコーポレイテッド 薄いガラスシート、並びにそれを形成するためのシステム及び方法
WO2016083862A1 (en) 2014-11-28 2016-06-02 Corning Incorporated Methods for producing shaped glass articles
US11419231B1 (en) 2016-09-22 2022-08-16 Apple Inc. Forming glass covers for electronic devices
US10800141B2 (en) 2016-09-23 2020-10-13 Apple Inc. Electronic device having a glass component with crack hindering internal stress regions
US11535551B2 (en) * 2016-09-23 2022-12-27 Apple Inc. Thermoformed cover glass for an electronic device
US11565506B2 (en) 2016-09-23 2023-01-31 Apple Inc. Thermoformed cover glass for an electronic device
US11066322B2 (en) 2017-12-01 2021-07-20 Apple Inc. Selectively heat-treated glass-ceramic for an electronic device
US10611666B2 (en) 2017-12-01 2020-04-07 Apple Inc. Controlled crystallization of glass ceramics for electronic devices
US11420900B2 (en) 2018-09-26 2022-08-23 Apple Inc. Localized control of bulk material properties
CN109399946B (zh) * 2018-11-20 2021-09-21 广州宏晟光电科技股份有限公司 一种光纤包层玻璃及其池窑熔制机械成型方法
US11680010B2 (en) 2019-07-09 2023-06-20 Apple Inc. Evaluation of transparent components for electronic devices
CN113453458B (zh) 2020-03-28 2023-01-31 苹果公司 用于电子设备壳体的玻璃覆盖构件
US11460892B2 (en) 2020-03-28 2022-10-04 Apple Inc. Glass cover member for an electronic device enclosure
US11666273B2 (en) 2020-05-20 2023-06-06 Apple Inc. Electronic device enclosure including a glass ceramic region
WO2022133133A1 (en) 2020-12-17 2022-06-23 Apple Inc. Forming of glass components for portable electronic devices
US12065372B2 (en) 2020-12-17 2024-08-20 Apple Inc. Fluid forming a glass component for a portable electronic device
US11945048B2 (en) 2020-12-23 2024-04-02 Apple Inc. Laser-based cutting of transparent components for an electronic device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE581134C (de) * 1929-07-18 1933-07-21 Glashuettenwerke Vorm J Schrei Verfahren zur Herstellung von changierenden Glaesern
FR840466A (fr) * 1937-07-19 1939-04-26 Neue Glasindustriegesellschaft Procédé de production continue de verre composé de plusieurs couches
US2500105A (en) * 1941-04-23 1950-03-07 Hartford Empire Co Method of making laminated hollow glass articles
US2795084A (en) * 1954-10-22 1957-06-11 Corning Glass Works Method of shaping a glass article
DE1496097A1 (de) * 1963-11-21 1969-03-20 Teeg Research Inc Mehrschichtiger Glasgegenstand und Verfahren zu seiner Herstellung
US3746526A (en) * 1971-03-10 1973-07-17 Corning Glass Works Method for forming subsurface fortified laminates
US3831466A (en) * 1972-02-08 1974-08-27 J Hicks Glass blade and glass blade blank
JPS527007B2 (enExample) * 1972-02-08 1977-02-26

Also Published As

Publication number Publication date
JPS50139750A (enExample) 1975-11-08
DE2515311B2 (de) 1978-06-01
DE2515311A1 (de) 1975-11-06
FR2267561A1 (enExample) 1975-11-07
NL7504461A (nl) 1975-10-17
CA1040907A (en) 1978-10-24
BE827864A (fr) 1975-07-31
DE2515311C3 (de) 1979-02-01
FR2267561B1 (enExample) 1982-10-22
GB1501961A (en) 1978-02-22
JPS5813501B2 (ja) 1983-03-14
US3899315A (en) 1975-08-12

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