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 lentiInfo
- 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
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4884482A (en) * | 1988-11-22 | 1989-12-05 | Citycrown, Inc. | Method and apparatus for cutting an aspheric surface on a workpiece |
US4947715A (en) * | 1988-11-22 | 1990-08-14 | 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 |
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 |
US6340326B1 (en) | 2000-01-28 | 2002-01-22 | Lam Research Corporation | System and method for controlled polishing and planarization of semiconductor wafers |
DE10100860A1 (de) * | 2000-02-03 | 2001-08-23 | Zeiss Carl | Polierkopf für eine Poliermaschine |
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 |
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 |
US6652357B1 (en) | 2000-09-22 | 2003-11-25 | Lam Research Corporation | Methods for controlling retaining ring and wafer head tilt for chemical mechanical polishing |
US6585572B1 (en) | 2000-08-22 | 2003-07-01 | Lam Research Corporation | Subaperture chemical mechanical polishing system |
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 |
US7059037B2 (en) | 2003-10-02 | 2006-06-13 | Radtek Corporation | Blocking apparatus providing an adjustable offset for precision alignment |
US7011571B2 (en) | 2003-10-02 | 2006-03-14 | Radtek Corporation | Blocking apparatus for lens manufacturing including automatic wax delivery system |
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)
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 |
-
1978
- 1978-08-11 IT IT26735/78A patent/IT1098048B/it active
- 1978-08-11 FR FR7823822A patent/FR2399897A1/fr active Granted
- 1978-08-11 IT IT7822578U patent/IT7822578V0/it unknown
- 1978-08-11 US US05/933,453 patent/US4232485A/en not_active Expired - Lifetime
- 1978-08-12 DE DE19782835461 patent/DE2835461A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US4232485A (en) | 1980-11-11 |
FR2399897A1 (fr) | 1979-03-09 |
IT7822578V0 (it) | 1978-08-11 |
FR2399897B3 (it) | 1981-03-27 |
DE2835461A1 (de) | 1979-02-22 |
IT7826735A0 (it) | 1978-08-11 |
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