IT985891B - PROCEDURE AND DEVICE FOR THE IMPLEMENTATION OF A SEMI-FINISHED BLANK OF OPTICAL GLASS - Google Patents

PROCEDURE AND DEVICE FOR THE IMPLEMENTATION OF A SEMI-FINISHED BLANK OF OPTICAL GLASS

Info

Publication number
IT985891B
IT985891B IT68335/73A IT6833573A IT985891B IT 985891 B IT985891 B IT 985891B IT 68335/73 A IT68335/73 A IT 68335/73A IT 6833573 A IT6833573 A IT 6833573A IT 985891 B IT985891 B IT 985891B
Authority
IT
Italy
Prior art keywords
semi
implementation
procedure
optical glass
finished blank
Prior art date
Application number
IT68335/73A
Other languages
Italian (it)
Original Assignee
Essilor Int
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 Essilor Int filed Critical Essilor Int
Application granted granted Critical
Publication of IT985891B publication Critical patent/IT985891B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/005—Blocking means, chucks or the like; Alignment devices
    • B24B13/0052—Lens block moulding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Casting Devices For Molds (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Lens Barrels (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT68335/73A 1972-05-29 1973-05-10 PROCEDURE AND DEVICE FOR THE IMPLEMENTATION OF A SEMI-FINISHED BLANK OF OPTICAL GLASS IT985891B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7219131A FR2186441B1 (en) 1972-05-29 1972-05-29

Publications (1)

Publication Number Publication Date
IT985891B true IT985891B (en) 1974-12-20

Family

ID=9099234

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68335/73A IT985891B (en) 1972-05-29 1973-05-10 PROCEDURE AND DEVICE FOR THE IMPLEMENTATION OF A SEMI-FINISHED BLANK OF OPTICAL GLASS

Country Status (11)

Country Link
US (1) US3865178A (en)
JP (1) JPS5442116B2 (en)
BR (1) BR7303920D0 (en)
DD (1) DD105572A5 (en)
ES (1) ES415017A1 (en)
FR (1) FR2186441B1 (en)
GB (1) GB1425903A (en)
HU (1) HU173588B (en)
IT (1) IT985891B (en)
NL (1) NL7307475A (en)
SU (1) SU528024A3 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2329427A1 (en) * 1975-10-30 1977-05-27 Essilor Int PROCESS FOR THE REALIZATION OF AN OPHTHALMIC LENS WITH PROGRESSIVELY VARIABLE FOCAL POWER, AND SEMI-FINISHED PALET FORMING AN INTERMEDIATE PRODUCT IN THIS PROCESS
JPS5419394U (en) * 1977-07-12 1979-02-07
US4266996A (en) * 1980-01-25 1981-05-12 Spectra-Physics, Inc. Method and tool for producing centered parts having spherical surfaces
FR2613261B1 (en) * 1987-03-30 1991-02-01 Essilor Int MOLD FOR FIXING A METAL BLOCK BY OVER-MOLDING ON ONE OF THE FACES OF AN OPHTHALMIC LENS
EP0807673A1 (en) * 1996-05-15 1997-11-19 Hamo Ag Protective adhesive foil for optical glasses and process for removing it
DE19925087C2 (en) * 1999-06-01 2002-11-21 Rmh Polymers Gmbh & Co Kg Device for bubble-free and wrinkle-free coating of optical or electronic components with one-sided adhesive protective film
DE10017363C2 (en) * 2000-04-07 2002-04-18 Rmh Polymers Gmbh & Co Kg Process for the automatic application of a protective lacquer to spectacle lens blanks
DE60327957D1 (en) * 2002-01-09 2009-07-30 Hoya Corp grinding tool
WO2011076904A1 (en) * 2009-12-24 2011-06-30 Essilor International (Compagnie Generale D'optique) A method for mounting an optical lens to be polished
JP5499074B2 (en) * 2011-05-17 2014-05-21 Ｈｏｙａ株式会社 Lens blank, method for manufacturing the same, and method for manufacturing a lens
US8659842B1 (en) * 2012-09-13 2014-02-25 Himax Technologies Limited Image capturing device and assembling method thereof
CN106334974A (en) * 2016-10-31 2017-01-18 福建福晶科技股份有限公司 Machining method for perpendicularity of optical piece

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1952373A (en) * 1924-04-10 1934-03-27 American Optical Corp Lens blocking device
US2304984A (en) * 1939-07-25 1942-12-15 Eastman Kodak Co Lens mount
JPS431012Y1 (en) * 1964-07-15 1968-01-18
US3330331A (en) * 1964-09-18 1967-07-11 Textron Inc Method and apparatus for blocking a lens blank
US3353307A (en) * 1964-10-29 1967-11-21 Titmus Optical Company Inc Lens holder for metallic blocking system
JPS436381Y1 (en) * 1965-02-10 1968-03-21
FR1517121A (en) * 1966-03-02 1968-03-15 Univis Inc Method and assembly block for the manufacture of ophthalmological lenses from blanks as well as lenses conforming to those thus obtained

Also Published As

Publication number Publication date
NL7307475A (en) 1973-12-03
JPS4955707A (en) 1974-05-30
SU528024A3 (en) 1976-09-05
FR2186441A1 (en) 1974-01-11
DE2322479A1 (en) 1973-12-13
US3865178A (en) 1975-02-11
DE2322479B2 (en) 1976-07-29
JPS5442116B2 (en) 1979-12-12
HU173588B (en) 1979-06-28
GB1425903A (en) 1976-02-25
FR2186441B1 (en) 1976-08-06
ES415017A1 (en) 1976-02-16
BR7303920D0 (en) 1974-07-25
DD105572A5 (en) 1974-05-05

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