ATE46845T1 - Verfahren zum herstellen einer kontaktlinse und vorrichtung zur verwertung des verfahrens. - Google Patents

Verfahren zum herstellen einer kontaktlinse und vorrichtung zur verwertung des verfahrens.

Info

Publication number
ATE46845T1
ATE46845T1 AT84306811T AT84306811T ATE46845T1 AT E46845 T1 ATE46845 T1 AT E46845T1 AT 84306811 T AT84306811 T AT 84306811T AT 84306811 T AT84306811 T AT 84306811T AT E46845 T1 ATE46845 T1 AT E46845T1
Authority
AT
Austria
Prior art keywords
blank
face
contact lens
utilizing
making
Prior art date
Application number
AT84306811T
Other languages
English (en)
Inventor
Michael John Dent
Ian Lister Handricks
Original Assignee
Emi Mec Ltd
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 Emi Mec Ltd filed Critical Emi Mec Ltd
Application granted granted Critical
Publication of ATE46845T1 publication Critical patent/ATE46845T1/de

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
    • 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
    • B29D11/00932—Combined cutting and grinding thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Eyeglasses (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Jigs For Machine Tools (AREA)
AT84306811T 1983-10-24 1984-10-05 Verfahren zum herstellen einer kontaktlinse und vorrichtung zur verwertung des verfahrens. ATE46845T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB08328365A GB2148169B (en) 1983-10-24 1983-10-24 Method of manufacturing a contact lens and apparatus for use in the method
EP84306811A EP0141541B1 (de) 1983-10-24 1984-10-05 Verfahren zum Herstellen einer Kontaktlinse und Vorrichtung zur Verwertung des Verfahrens

Publications (1)

Publication Number Publication Date
ATE46845T1 true ATE46845T1 (de) 1989-10-15

Family

ID=10550645

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84306811T ATE46845T1 (de) 1983-10-24 1984-10-05 Verfahren zum herstellen einer kontaktlinse und vorrichtung zur verwertung des verfahrens.

Country Status (6)

Country Link
US (1) US4619082A (de)
EP (1) EP0141541B1 (de)
JP (1) JPS60125652A (de)
AT (1) ATE46845T1 (de)
DE (1) DE3479972D1 (de)
GB (1) GB2148169B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5145884A (en) * 1986-11-13 1992-09-08 Menicon Co., Ltd. Ultraviolet-hardenable adhesive
US5007975A (en) * 1986-11-13 1991-04-16 Menicon Co., Ltd. Ultraviolet-hardenable adhesive and bonding method employing same
GB8910352D0 (en) * 1989-05-05 1989-06-21 Gilco Optics Limited Improvements in or relating to lens blanks
US5009731A (en) * 1989-10-25 1991-04-23 Menicon Co., Ltd. Ultraviolet-hardenable adhesive and bonding method employing same
US5181053A (en) * 1990-05-10 1993-01-19 Contact Lens Corporation Of America Multi-focal contact lens
US5474489A (en) * 1991-03-27 1995-12-12 D.A.C., Inc. Lens blocking and constant center thickness system
US5205076A (en) * 1991-03-27 1993-04-27 Development Associates Controls, Inc. Self-aligned lens manufacturing system and method
US5494474A (en) * 1991-03-27 1996-02-27 D.A.C., Inc. Lens blocking and constant center thickness system
WO1994009946A1 (en) * 1992-10-26 1994-05-11 D.A.C., Inc. Lens blocking and constant center thickness system
US5380387A (en) * 1992-10-13 1995-01-10 Loctite Corporation Lens blocking/deblocking method
GB2287421B (en) * 1994-03-04 1997-09-03 Hydron Ltd Process of preparing lenses
US5794498A (en) * 1994-10-19 1998-08-18 Taylor Hobson Limited In-situ method and apparatus for blocking lenses
WO2003033205A1 (de) * 2001-10-17 2003-04-24 Schneider Gmbh & Co. Kg Vorrichtung und verfahren zur komplettbearbeitung von zweiseitig optisch aktiven linsen
US7121931B2 (en) * 2002-11-14 2006-10-17 Kti Technologies Ltd. Lens production method and process
IL152834A (en) * 2002-11-14 2008-11-26 Shamir Special Optical Product Lens production method and process
US20050075060A1 (en) * 2003-10-02 2005-04-07 Konrad Bergandy Apparatus for precision alignment during blocking process of lens manufacturing
US7011571B2 (en) 2003-10-02 2006-03-14 Radtek Corporation Blocking apparatus for lens manufacturing including automatic wax delivery system
US7059037B2 (en) 2003-10-02 2006-06-13 Radtek Corporation Blocking apparatus providing an adjustable offset for precision alignment
US20060117919A1 (en) * 2004-12-06 2006-06-08 Hank Stute Method and apparatus for manufacturing contact lenses
US7187859B2 (en) * 2004-12-06 2007-03-06 Paragon Vision Sciences, Inc. Method and apparatus for manufacturing contact lenses
US8871317B2 (en) * 2010-09-09 2014-10-28 Teknor Apex Company Curable adhesive system, method of assembly of distinct components therewith
WO2012069661A1 (de) * 2010-11-26 2012-05-31 Schneider Gmbh & Co. Kg Blockstück
KR102809539B1 (ko) * 2022-10-28 2025-05-20 쿠퍼비젼 인터내셔널 리미티드 안과용 렌즈의 기계가공에 사용하기 위한 맨드릴

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1911153A (en) * 1929-12-28 1933-05-23 American Optical Corp Process of blocking ophthalmic lenses
US3030859A (en) * 1959-05-25 1962-04-24 Jr Daniel O Elliott Method of making contact lenses
US3100955A (en) * 1960-04-25 1963-08-20 Plastic Contact Lens Company Apparatus for producing contact lenses
US3064531A (en) * 1960-05-31 1962-11-20 Giles E Bullock Process for forming contact lenses
US3333369A (en) * 1964-07-08 1967-08-01 William R Barr Apparatus for mounting plastic lens for grinding
US3662040A (en) * 1970-01-08 1972-05-09 Uroptics International Inc Technique for lathe grinding multifocal contact lenses
EP0035317A1 (de) * 1980-03-04 1981-09-09 Yoshiaki Nagaura Verfahren zum Herstellen linsenähnlicher Gegenstände

Also Published As

Publication number Publication date
EP0141541B1 (de) 1989-10-04
JPS60125652A (ja) 1985-07-04
GB2148169B (en) 1987-05-28
GB8328365D0 (en) 1983-11-23
EP0141541A3 (en) 1986-12-03
GB2148169A (en) 1985-05-30
DE3479972D1 (en) 1989-11-09
EP0141541A2 (de) 1985-05-15
US4619082A (en) 1986-10-28

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