HK100695A - Device for machining an ophthalmic lens with, in particular, aspheric surfaces - Google Patents

Device for machining an ophthalmic lens with, in particular, aspheric surfaces Download PDF

Info

Publication number
HK100695A
HK100695A HK100695A HK100695A HK100695A HK 100695 A HK100695 A HK 100695A HK 100695 A HK100695 A HK 100695A HK 100695 A HK100695 A HK 100695A HK 100695 A HK100695 A HK 100695A
Authority
HK
Hong Kong
Prior art keywords
tool
piezoelectric drive
spindle
lens
axis
Prior art date
Application number
HK100695A
Other languages
German (de)
English (en)
French (fr)
Inventor
Peter Dr Hagmann
Peter Hoefer
Original Assignee
Novartis Ag
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 Novartis Ag filed Critical Novartis Ag
Publication of HK100695A publication Critical patent/HK100695A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/34—Relative movement obtained by use of deformable elements, e.g. piezoelectric, magnetostrictive, elastic or thermally-dilatable elements
    • 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
    • B24B13/06—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses, the tool or work being controlled by information-carrying means, e.g. patterns, punched tapes, magnetic tapes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Lenses (AREA)
  • Eyeglasses (AREA)
  • Materials For Medical Uses (AREA)
HK100695A 1990-01-24 1995-06-22 Device for machining an ophthalmic lens with, in particular, aspheric surfaces HK100695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH22590 1990-01-24

Publications (1)

Publication Number Publication Date
HK100695A true HK100695A (en) 1995-06-30

Family

ID=4182140

Family Applications (1)

Application Number Title Priority Date Filing Date
HK100695A HK100695A (en) 1990-01-24 1995-06-22 Device for machining an ophthalmic lens with, in particular, aspheric surfaces

Country Status (7)

Country Link
EP (1) EP0439425B1 (enrdf_load_stackoverflow)
AT (1) ATE88125T1 (enrdf_load_stackoverflow)
DE (1) DE59100077D1 (enrdf_load_stackoverflow)
DK (1) DK0439425T3 (enrdf_load_stackoverflow)
ES (1) ES2041201T3 (enrdf_load_stackoverflow)
GR (1) GR3008402T3 (enrdf_load_stackoverflow)
HK (1) HK100695A (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2687598A1 (fr) * 1992-02-26 1993-08-27 Cmvm International Machine et procede pour generer par meulage une surface quelconque de lentille optique ou ophtalmique.
DE4412370A1 (de) * 1994-04-12 1995-10-19 Schneider Gmbh & Co Kg Verfahren und Vorrichtung zum Herstellen asphärischer Linsenoberflächen
EP0854769B1 (de) * 1995-10-14 2002-02-27 Carl Zeiss Verfahren zum herstellen von optischen oberflächen sowie bearbeitungsmaschine zur durchführung des verfahrens
EP0786309B1 (fr) * 1996-01-29 2003-04-09 Gérard Muller Dispositif pour la fabrication de lentilles de contact
GB2314452A (en) * 1996-06-17 1997-12-24 Rank Taylor Hobson Ltd Electromechanical actuator
US6122999A (en) * 1997-04-17 2000-09-26 Novartis Ag Lathe apparatus and method
JP4322324B2 (ja) * 1997-04-17 2009-08-26 ノバルティス アクチエンゲゼルシャフト 旋盤装置及び方法
US7574947B2 (en) 2002-05-29 2009-08-18 Massachusetts Institute Of Technology Rotary fast tool servo system and methods
WO2003101666A2 (en) * 2002-05-29 2003-12-11 Massachusetts Institute Of Technology Rotary fast tool servo system and methods
US7765905B2 (en) 2002-05-29 2010-08-03 Massachusetts Institute Of Technology Magnetic micropositioner and method of providing the same
US7275468B2 (en) 2002-05-29 2007-10-02 Massachusetts Institute Of Technology Rotary fast tool servo system and methods
US7437980B2 (en) 2002-05-29 2008-10-21 Massachusetts Institute Of Technology Flux-biased electromagnetic fast tool servo systems and methods
US7616084B2 (en) 2003-10-31 2009-11-10 Massachusetts Institute Of Technology Variable reluctance fast positioning system and methods
DE102004020990B4 (de) * 2004-04-23 2008-05-21 Schott Ag Vorrichtung und Verfahren zur Erzeugung von Mikrostrukturen
WO2005108004A1 (de) * 2004-04-23 2005-11-17 Schott Ag Vorrichtung und verfahren zur erzeugung von mikrostrukturen
DE602006002724D1 (de) 2006-05-12 2008-10-23 Satisloh Gmbh Verfahren und Vorrichtung für das Erzeugen einer optischen Oberfläche auf einem Werkstück, z.B. Ophthalmischen Linsen
DE102006031079B4 (de) 2006-07-05 2010-04-08 Siemens Ag Werkzeugmaschine mit einem Piezoaktor
DE102007031703A1 (de) * 2007-07-06 2009-01-08 Satisloh Gmbh Maschine zur Bearbeitung von optischen Werkstücken, insbesondere von Kunststoff-Brillengläsern
CN102059620A (zh) * 2010-07-19 2011-05-18 长春理工大学 切线法数控非球面加工方法及机床
EP2684643A3 (de) * 2012-05-22 2014-04-16 Schneider GmbH & Co. KG Vorrichtung und Verfahren zur Bearbeitung eines optischen Werkstücks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3492894A (en) * 1967-10-02 1970-02-03 Heald Machine Co Machine tool
US4307046A (en) * 1979-07-16 1981-12-22 Neefe Charles W Method of laser machining contact lenses
DE3110624C2 (de) * 1981-03-18 1983-12-29 Titmus Eurocon Kontaktlinsen Gmbh & Co Kg, 8750 Aschaffenburg Vorrichtung zum Herstellen einer Kontaktlinse
JPS60114457A (ja) * 1983-11-26 1985-06-20 Nippon Kogaku Kk <Nikon> 球面創成研削装置
DE8513146U1 (de) * 1985-05-04 1988-04-28 Alfing Kessler Sondermaschinen GmbH, 7080 Aalen Dreheinrichtung
DE3820085C1 (en) * 1988-06-13 1989-07-27 Reichert-Jung Optische Werke Ag, Wien, At Microtome, especially ultramicrotome
JP2797333B2 (ja) * 1988-09-16 1998-09-17 セイコーエプソン株式会社 コンタクトレンズの製造方法及び装置

Also Published As

Publication number Publication date
DK0439425T3 (da) 1993-05-24
GR3008402T3 (enrdf_load_stackoverflow) 1993-10-29
EP0439425B1 (de) 1993-04-14
ES2041201T3 (es) 1993-11-01
DE59100077D1 (de) 1993-05-19
ATE88125T1 (de) 1993-04-15
EP0439425A1 (de) 1991-07-31

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Legal Events

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)