DE3876189D1 - Verfahren und einrichtung zur spanabhebenden bearbeitung der beruehrungsflaeche einer kontaktlinse. - Google Patents

Verfahren und einrichtung zur spanabhebenden bearbeitung der beruehrungsflaeche einer kontaktlinse.

Info

Publication number
DE3876189D1
DE3876189D1 DE8888114314T DE3876189T DE3876189D1 DE 3876189 D1 DE3876189 D1 DE 3876189D1 DE 8888114314 T DE8888114314 T DE 8888114314T DE 3876189 T DE3876189 T DE 3876189T DE 3876189 D1 DE3876189 D1 DE 3876189D1
Authority
DE
Germany
Prior art keywords
axis
machining
blank
chip
contact lens
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 - Fee Related
Application number
DE8888114314T
Other languages
English (en)
Inventor
Markus Luechinger
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.)
FALCO LINSEN AG
Original Assignee
FALCO LINSEN AG
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 FALCO LINSEN AG filed Critical FALCO LINSEN AG
Application granted granted Critical
Publication of DE3876189D1 publication Critical patent/DE3876189D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B24B13/06—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, the tool or work being controlled by information-carrying means, e.g. patterns, punched tapes, magnetic tapes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
DE8888114314T 1987-09-07 1988-09-02 Verfahren und einrichtung zur spanabhebenden bearbeitung der beruehrungsflaeche einer kontaktlinse. Expired - Fee Related DE3876189D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH343687 1987-09-07

Publications (1)

Publication Number Publication Date
DE3876189D1 true DE3876189D1 (de) 1993-01-07

Family

ID=4255925

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888114314T Expired - Fee Related DE3876189D1 (de) 1987-09-07 1988-09-02 Verfahren und einrichtung zur spanabhebenden bearbeitung der beruehrungsflaeche einer kontaktlinse.

Country Status (3)

Country Link
EP (1) EP0307731B1 (de)
AT (1) ATE82714T1 (de)
DE (1) DE3876189D1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243658C2 (de) * 1992-12-23 1995-01-26 Jenalens Kontaktlinsen Tech Verfahren und Anordnung zur spanabhebenden Herstellung einer torischen asphärischen konkaven Fläche an einem Kontaktlinsenrohling

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3670460A (en) * 1970-06-01 1972-06-20 Senoptics Inc Tool positioning means for lens grinder
DE2258152A1 (de) * 1972-11-28 1974-06-20 Wilhelm H Spira Verfahren und vorrichtung zur erzeugung torischer flaechen
US4068413A (en) * 1975-10-02 1978-01-17 Suddarth Jack M Adjustable lens grinding apparatus

Also Published As

Publication number Publication date
EP0307731A1 (de) 1989-03-22
EP0307731B1 (de) 1992-11-25
ATE82714T1 (de) 1992-12-15

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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