FR727494A - Meulage et polissage de lentilles sphériques et asphériques, etc. - Google Patents

Meulage et polissage de lentilles sphériques et asphériques, etc.

Info

Publication number
FR727494A
FR727494A FR727494DA FR727494A FR 727494 A FR727494 A FR 727494A FR 727494D A FR727494D A FR 727494DA FR 727494 A FR727494 A FR 727494A
Authority
FR
France
Prior art keywords
polishing
grinding
spherical
aspherical lenses
aspherical
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
Other languages
English (en)
French (fr)
Inventor
Josef Desenberg
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 filed Critical
Application granted granted Critical
Publication of FR727494A publication Critical patent/FR727494A/fr
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
    • 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)
FR727494D 1930-10-29 1931-10-16 Meulage et polissage de lentilles sphériques et asphériques, etc. Expired FR727494A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1930D0029530 DE552316C (de) 1930-10-29 1930-10-29 Schleifen und Polieren vorzugsweise sphaerischer Flaechen bei Polflaechenberuehrung mittels umlaufender, auf sich schneidenden Achsen sitzender Werkstueck- und Werkzeugtraeger
GB26982/31A GB391470A (en) 1930-10-29 1931-09-28 Grinding and polishing lenses and the like

Publications (1)

Publication Number Publication Date
FR727494A true FR727494A (fr) 1932-06-18

Family

ID=10252260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727494D Expired FR727494A (fr) 1930-10-29 1931-10-16 Meulage et polissage de lentilles sphériques et asphériques, etc.

Country Status (5)

Country Link
US (1) US2005718A (cs)
BE (1) BE383540A (cs)
DE (1) DE552316C (cs)
FR (1) FR727494A (cs)
GB (1) GB391470A (cs)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2463698A (en) * 1943-05-31 1949-03-08 Micromatic Hone Corp Device for generating segmental spherical surfaces
US2419543A (en) * 1944-09-04 1947-04-29 American Optical Corp Means and methods of abrading
US2475275A (en) * 1945-01-19 1949-07-05 Birchall Henry James Lens of variable focal power having surfaces of involute form
US2478698A (en) * 1945-09-26 1949-08-09 Rca Corp Light slit projection system with field flattening lens
US2660006A (en) * 1950-02-25 1953-11-24 Gen Motors Corp Grinding machine
US2643492A (en) * 1950-12-05 1953-06-30 Burroughs Optomat Inc Grinding machine and method
US2919523A (en) * 1951-09-04 1960-01-05 Bozena Marie Phillips Ophthalmic lenses and process and apparatus for producing the same
DE1084164B (de) * 1951-11-17 1960-06-23 Pierre Angenieux Vorrichtung zum Polieren sphaerischer Flaechen
NL248520A (cs) * 1959-02-18
US3599377A (en) * 1968-07-22 1971-08-17 Bausch & Lomb Lens alignment using gas bearings
JPS5321159B2 (cs) * 1972-07-17 1978-06-30
DE3125915A1 (de) * 1981-07-01 1983-01-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum herstellen einer vorratskathode und vorrichtung zur durchfuehrung des verfahrens
ES2184710T3 (es) 1999-04-01 2003-04-16 Gen Instrument Corp Generador de distorsion no lineal.
US20040052536A1 (en) 2002-09-17 2004-03-18 General Instrument Corporation Second order predistortion circuit
DE102009004787A1 (de) * 2009-01-13 2010-07-15 Schneider Gmbh & Co. Kg Vorrichtung und Verfahren zum Polieren von Linsen
CN114178934A (zh) * 2021-12-07 2022-03-15 扬州市宝余光电有限公司 基于镜片厚度加工的铣磨装置及其使用方法
CN115256123B (zh) * 2022-09-27 2023-03-24 中安洪信(江苏)健康科技有限公司 一种显微镜镜片的抛光装置

Also Published As

Publication number Publication date
GB391470A (en) 1933-04-28
US2005718A (en) 1935-06-25
DE552316C (de) 1932-06-13
BE383540A (cs) 1931-11-30

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