GB1179818A - Method and apparatus for grinding and polishing aspheric surfaces of revolution - Google Patents

Method and apparatus for grinding and polishing aspheric surfaces of revolution

Info

Publication number
GB1179818A
GB1179818A GB02075/68A GB1207568A GB1179818A GB 1179818 A GB1179818 A GB 1179818A GB 02075/68 A GB02075/68 A GB 02075/68A GB 1207568 A GB1207568 A GB 1207568A GB 1179818 A GB1179818 A GB 1179818A
Authority
GB
United Kingdom
Prior art keywords
tool
revolution
axis
grinding
workpiece
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB02075/68A
Other languages
English (en)
Inventor
David Volk
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1179818A publication Critical patent/GB1179818A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB02075/68A 1967-10-16 1968-03-12 Method and apparatus for grinding and polishing aspheric surfaces of revolution Expired GB1179818A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67536867A 1967-10-16 1967-10-16

Publications (1)

Publication Number Publication Date
GB1179818A true GB1179818A (en) 1970-02-04

Family

ID=24710167

Family Applications (1)

Application Number Title Priority Date Filing Date
GB02075/68A Expired GB1179818A (en) 1967-10-16 1968-03-12 Method and apparatus for grinding and polishing aspheric surfaces of revolution

Country Status (6)

Country Link
US (1) US3535825A (pt)
BR (1) BR6803183D0 (pt)
DE (2) DE1803095A1 (pt)
ES (1) ES359168A1 (pt)
FR (1) FR1596620A (pt)
GB (1) GB1179818A (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778937A (en) * 1970-02-27 1973-12-18 C Neefe Method for making aspheric surfaces
US3641717A (en) * 1970-02-27 1972-02-15 Charles W Neefe Method for making aspheric convex surfaces
US4002439A (en) * 1973-01-10 1977-01-11 David Volk Method of forming an ophthalmic lens for presbyopia and aphakia
US4181409A (en) * 1978-10-16 1980-01-01 American Optical Corporation Aspheric lens series
US4297008A (en) * 1979-01-16 1981-10-27 Woodford Donald L Method and apparatus for making a non spherical beveled contact lens
US4418991A (en) * 1979-09-24 1983-12-06 Breger Joseph L Presbyopic contact lens
US4640595A (en) * 1984-05-02 1987-02-03 David Volk Aspheric contact lens
WO1987000936A1 (en) * 1985-08-08 1987-02-12 David Volk Contact lens
GB201202896D0 (en) 2012-02-21 2012-04-04 Cambridge Entpr Ltd Grinding/polishing machine
CN103213068B (zh) * 2013-03-21 2015-02-11 哈尔滨工业大学 超精密气囊抛光技术中工件边缘去除函数的测量方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1331037A (en) * 1918-05-31 1920-02-17 Daniel D Sullivan Lens-grinder
US1527045A (en) * 1919-07-18 1925-02-17 H J Stead Lens-surfacing machine
US1659277A (en) * 1924-06-28 1928-02-14 American Optical Corp Lens-surfacing machine
US2087687A (en) * 1934-07-27 1937-07-20 Daniel D Hubbell Apparatus for producing one-piece multifocal ophthalmic lenses
US2247706A (en) * 1939-01-18 1941-07-01 American Optical Corp Lens abrading machine

Also Published As

Publication number Publication date
DE1817771A1 (de) 1971-03-04
US3535825A (en) 1970-10-27
FR1596620A (pt) 1970-06-22
DE1803095A1 (de) 1970-03-05
ES359168A1 (es) 1970-07-01
BR6803183D0 (pt) 1973-02-27

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