DE3562465D1 - Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses - Google Patents

Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses

Info

Publication number
DE3562465D1
DE3562465D1 DE8585430029T DE3562465T DE3562465D1 DE 3562465 D1 DE3562465 D1 DE 3562465D1 DE 8585430029 T DE8585430029 T DE 8585430029T DE 3562465 T DE3562465 T DE 3562465T DE 3562465 D1 DE3562465 D1 DE 3562465D1
Authority
DE
Germany
Prior art keywords
toroidal
concave
machine
convex surfaces
optical glasses
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
DE8585430029T
Other languages
German (de)
English (en)
Inventor
Maurice Otto
Jean-Pierre Peridont
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.)
Etudes et Fabrications Optiques SA
Original Assignee
Etudes et Fabrications Optiques SA
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 Etudes et Fabrications Optiques SA filed Critical Etudes et Fabrications Optiques SA
Application granted granted Critical
Publication of DE3562465D1 publication Critical patent/DE3562465D1/de
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
    • B24B13/04—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 involving grinding wheels controlled by gearing
    • B24B13/043—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 involving grinding wheels controlled by gearing using cup-type grinding wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
DE8585430029T 1984-09-14 1985-09-05 Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses Expired DE3562465D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8414235A FR2570312B1 (fr) 1984-09-14 1984-09-14 Machine pour generer des surfaces spheriques ou toriques, concaves ou convexes sur des verres optiques

Publications (1)

Publication Number Publication Date
DE3562465D1 true DE3562465D1 (en) 1988-06-09

Family

ID=9307789

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585430029T Expired DE3562465D1 (en) 1984-09-14 1985-09-05 Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses

Country Status (4)

Country Link
EP (1) EP0176460B1 (fr)
DE (1) DE3562465D1 (fr)
ES (1) ES8701002A1 (fr)
FR (1) FR2570312B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1445522A (fr) * 1965-04-07 1966-07-15 Optique Telegic Soc D Machine pour l'usinage de surfaces, notamment sphériques ou toriques
US3399496A (en) * 1965-05-12 1968-09-03 Textron Inc Machine for generating toric surfaces
US3492764A (en) * 1967-03-28 1970-02-03 American Optical Corp Lens generating method
US3624969A (en) * 1970-07-15 1971-12-07 American Optical Corp Lens generating apparatus
US3790875A (en) * 1970-11-27 1974-02-05 Autoflow Eng Ltd Digital to analogue converter
JP5663231B2 (ja) * 2009-08-07 2015-02-04 株式会社半導体エネルギー研究所 発光装置

Also Published As

Publication number Publication date
FR2570312A1 (fr) 1986-03-21
ES546843A0 (es) 1986-12-01
ES8701002A1 (es) 1986-12-01
EP0176460B1 (fr) 1988-05-04
FR2570312B1 (fr) 1988-05-27
EP0176460A1 (fr) 1986-04-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee