IT1098048B - Apparecchio e procedimento per levigare o lucidare superfici curve,in particolare lenti - Google Patents

Apparecchio e procedimento per levigare o lucidare superfici curve,in particolare lenti

Info

Publication number
IT1098048B
IT1098048B IT26735/78A IT2673578A IT1098048B IT 1098048 B IT1098048 B IT 1098048B IT 26735/78 A IT26735/78 A IT 26735/78A IT 2673578 A IT2673578 A IT 2673578A IT 1098048 B IT1098048 B IT 1098048B
Authority
IT
Italy
Prior art keywords
smoothing
procedure
curved surfaces
particular lenses
polishing curved
Prior art date
Application number
IT26735/78A
Other languages
English (en)
Other versions
IT7826735A0 (it
Original Assignee
Dollond Aitchison Service
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 Dollond Aitchison Service filed Critical Dollond Aitchison Service
Publication of IT7826735A0 publication Critical patent/IT7826735A0/it
Application granted granted Critical
Publication of IT1098048B publication Critical patent/IT1098048B/it

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
    • B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
IT26735/78A 1977-08-13 1978-08-11 Apparecchio e procedimento per levigare o lucidare superfici curve,in particolare lenti IT1098048B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3408377 1977-08-13

Publications (2)

Publication Number Publication Date
IT7826735A0 IT7826735A0 (it) 1978-08-11
IT1098048B true IT1098048B (it) 1985-08-31

Family

ID=10361186

Family Applications (2)

Application Number Title Priority Date Filing Date
IT26735/78A IT1098048B (it) 1977-08-13 1978-08-11 Apparecchio e procedimento per levigare o lucidare superfici curve,in particolare lenti
IT7822578U IT7822578V0 (it) 1977-08-13 1978-08-11 Apparecchio e procedimento per levigare o lucidare superfici curve, in particolare lenti.

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT7822578U IT7822578V0 (it) 1977-08-13 1978-08-11 Apparecchio e procedimento per levigare o lucidare superfici curve, in particolare lenti.

Country Status (4)

Country Link
US (1) US4232485A (it)
DE (1) DE2835461A1 (it)
FR (1) FR2399897A1 (it)
IT (2) IT1098048B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4947715A (en) * 1988-11-22 1990-08-14 Citycrown, Inc. Method and apparatus for cutting an aspheric surface on a workpiece
US4884482A (en) * 1988-11-22 1989-12-05 Citycrown, Inc. Method and apparatus for cutting an aspheric surface on a workpiece
US4862644A (en) * 1989-01-03 1989-09-05 Stith Joe D Optical lapping machine
JPH0623407Y2 (ja) * 1989-05-31 1994-06-22 マルマ重車輛株式会社 曲面擦り合せ装置
JP2513426B2 (ja) * 1993-09-20 1996-07-03 日本電気株式会社 ウェ―ハ研磨装置
US6022807A (en) * 1996-04-24 2000-02-08 Micro Processing Technology, Inc. Method for fabricating an integrated circuit
US6340326B1 (en) 2000-01-28 2002-01-22 Lam Research Corporation System and method for controlled polishing and planarization of semiconductor wafers
US6705930B2 (en) 2000-01-28 2004-03-16 Lam Research Corporation System and method for polishing and planarizing semiconductor wafers using reduced surface area polishing pads and variable partial pad-wafer overlapping techniques
EP1251997B2 (de) * 2000-02-03 2011-06-08 Carl Zeiss Vision GmbH Polierkopf für eine poliermaschine
US7481695B2 (en) 2000-08-22 2009-01-27 Lam Research Corporation Polishing apparatus and methods having high processing workload for controlling polishing pressure applied by polishing head
US6640155B2 (en) 2000-08-22 2003-10-28 Lam Research Corporation Chemical mechanical polishing apparatus and methods with central control of polishing pressure applied by polishing head
US6585572B1 (en) 2000-08-22 2003-07-01 Lam Research Corporation Subaperture chemical mechanical polishing system
US6652357B1 (en) 2000-09-22 2003-11-25 Lam Research Corporation Methods for controlling retaining ring and wafer head tilt for chemical mechanical polishing
US6471566B1 (en) 2000-09-18 2002-10-29 Lam Research Corporation Sacrificial retaining ring CMP system and methods for implementing the same
US6443815B1 (en) 2000-09-22 2002-09-03 Lam Research Corporation Apparatus and methods for controlling pad conditioning head tilt for chemical mechanical polishing
US6942554B1 (en) * 2002-07-22 2005-09-13 Optimax Systems, Inc. Apparatus and process for polishing a substrate
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
US20050075060A1 (en) * 2003-10-02 2005-04-07 Konrad Bergandy Apparatus for precision alignment during blocking process of lens manufacturing
US7591710B2 (en) * 2005-12-30 2009-09-22 Essilor International (Compagnie Generale D'optique) Polishing machine comprising a work chamber and a platform
US7396275B2 (en) * 2005-12-30 2008-07-08 Essilor International (Compagnie General D'optique) Polishing machine comprising sliding means transverse to the front face
CN106271980B (zh) * 2016-08-01 2018-10-26 湘潭大学 一种高静液压磨削设备及磨削方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406789A (en) * 1939-10-11 1946-09-03 American Optical Corp Abrading machine
US2291000A (en) * 1940-12-05 1942-07-28 Bausch & Lomb Apparatus for producing multifocal lenses
FR977720A (fr) * 1942-10-21 1951-04-04 Verreries De Bagneaux Et Apper Procédé et appareil pour le surfaçage de corps sphériques, en particulier de verres d'optique
GB584919A (en) * 1943-11-24 1947-01-27 Robert Hepworth Improvements in or relating to the forming, grinding and/or polishing of spherical surfaces
US2479204A (en) * 1947-12-27 1949-08-16 Buchele William Method of grinding television corrector plates
US2633675A (en) * 1950-06-10 1953-04-07 American Optical Corp Surfacing machine
US2715803A (en) * 1952-11-07 1955-08-23 Louis D Bronson Lens grinding and polishing apparatus
US2975565A (en) * 1957-10-29 1961-03-21 Edward H Phillips Machine for grinding and polishing lenses
US2977724A (en) * 1959-08-24 1961-04-04 Textron Inc Lens surfacing machine
US3093939A (en) * 1961-07-03 1963-06-18 American Optical Corp Surfacing apparatus
US3283445A (en) * 1964-01-02 1966-11-08 Morton S Lipkins Methods and apparatus for surfacing spherical objects
FR2332841A1 (fr) * 1975-11-28 1977-06-24 Efop Machine polisseuse pour verres optiques
DE2721553C3 (de) * 1977-05-13 1980-11-13 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Maschine zum Schleifen und Polieren von Werkstücken mit sphärischer Oberfläche, insbesondere von Linsen

Also Published As

Publication number Publication date
US4232485A (en) 1980-11-11
IT7826735A0 (it) 1978-08-11
IT7822578V0 (it) 1978-08-11
FR2399897A1 (fr) 1979-03-09
DE2835461A1 (de) 1979-02-22
FR2399897B3 (it) 1981-03-27

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