IT987677B - Procedimento e dispositivo per la lavorazione di una lente fles sibile per applicazione a contatto - Google Patents

Procedimento e dispositivo per la lavorazione di una lente fles sibile per applicazione a contatto

Info

Publication number
IT987677B
IT987677B IT24226/73A IT2422673A IT987677B IT 987677 B IT987677 B IT 987677B IT 24226/73 A IT24226/73 A IT 24226/73A IT 2422673 A IT2422673 A IT 2422673A IT 987677 B IT987677 B IT 987677B
Authority
IT
Italy
Prior art keywords
procedure
processing
contact application
flexible lens
lens
Prior art date
Application number
IT24226/73A
Other languages
English (en)
Original Assignee
Essilor Int Cie
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 Essilor Int Cie filed Critical Essilor Int Cie
Application granted granted Critical
Publication of IT987677B publication Critical patent/IT987677B/it

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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
    • B24B9/142—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms for contact lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00932—Combined cutting and grinding thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Eyeglasses (AREA)
IT24226/73A 1972-05-18 1973-05-17 Procedimento e dispositivo per la lavorazione di una lente fles sibile per applicazione a contatto IT987677B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7217783A FR2184473B1 (it) 1972-05-18 1972-05-18

Publications (1)

Publication Number Publication Date
IT987677B true IT987677B (it) 1975-03-20

Family

ID=9098733

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24226/73A IT987677B (it) 1972-05-18 1973-05-17 Procedimento e dispositivo per la lavorazione di una lente fles sibile per applicazione a contatto

Country Status (11)

Country Link
US (1) US3877184A (it)
JP (1) JPS4956644A (it)
AU (1) AU472771B2 (it)
BE (1) BE799653A (it)
CA (1) CA989177A (it)
CH (1) CH569297A5 (it)
DE (1) DE2323439A1 (it)
FR (1) FR2184473B1 (it)
GB (1) GB1372816A (it)
IT (1) IT987677B (it)
NL (1) NL7306965A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725047B1 (fr) * 1994-09-27 1997-01-31 Essilor Int Procede et dispositif pour obvier a la fragilite des aretes d'une lentille ophtalmique, et lentille ophtalmique correspondante
JP3649902B2 (ja) 1998-04-08 2005-05-18 松下電器産業株式会社 ドームカバーの製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3353303A (en) * 1964-11-13 1967-11-21 Ait Ind Inc Art of edging
US3528326A (en) * 1967-08-30 1970-09-15 Lauren G Kilmer Contact lens edging apparatus
US3514908A (en) * 1967-11-29 1970-06-02 Bausch & Lomb Process for finishing contact lenses
FR2076643A5 (it) * 1970-01-22 1971-10-15 Silor
FR2097216A5 (it) * 1970-05-27 1972-03-03 Anvar
US3722143A (en) * 1971-01-29 1973-03-27 Mabry R Contact lens edge finishing machine

Also Published As

Publication number Publication date
FR2184473A1 (it) 1973-12-28
NL7306965A (it) 1973-11-20
CA989177A (fr) 1976-05-18
GB1372816A (en) 1974-11-06
US3877184A (en) 1975-04-15
FR2184473B1 (it) 1976-01-16
BE799653A (fr) 1973-09-17
AU472771B2 (en) 1976-06-03
AU5564073A (en) 1974-11-14
CH569297A5 (it) 1975-11-14
JPS4956644A (it) 1974-06-01
DE2323439A1 (de) 1973-11-29

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