DE68907757D1 - LENS GRINDING DEVICE. - Google Patents

LENS GRINDING DEVICE.

Info

Publication number
DE68907757D1
DE68907757D1 DE8989400760T DE68907757T DE68907757D1 DE 68907757 D1 DE68907757 D1 DE 68907757D1 DE 8989400760 T DE8989400760 T DE 8989400760T DE 68907757 T DE68907757 T DE 68907757T DE 68907757 D1 DE68907757 D1 DE 68907757D1
Authority
DE
Germany
Prior art keywords
grinding device
lens grinding
lens
grinding
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
DE8989400760T
Other languages
German (de)
Other versions
DE68907757T2 (en
Inventor
Nobuhiro Isokawa
Yoshiyuki Hatako
Shinji Uno
Takahiro Watanabe
Yasuo Suzuki
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.)
Topcon Corp
Original Assignee
Topcon Corp
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 Topcon Corp filed Critical Topcon Corp
Application granted granted Critical
Publication of DE68907757D1 publication Critical patent/DE68907757D1/en
Publication of DE68907757T2 publication Critical patent/DE68907757T2/en
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
    • 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
    • B24B9/148—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 electrically, e.g. numerically, controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
DE1989607757 1988-03-18 1989-03-17 Lens grinder. Expired - Fee Related DE68907757T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6483588A JPH0796185B2 (en) 1988-03-18 1988-03-18 Constant pressure contact device for lens grinding wheel

Publications (2)

Publication Number Publication Date
DE68907757D1 true DE68907757D1 (en) 1993-09-02
DE68907757T2 DE68907757T2 (en) 1994-02-24

Family

ID=13269702

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989607757 Expired - Fee Related DE68907757T2 (en) 1988-03-18 1989-03-17 Lens grinder.

Country Status (3)

Country Link
EP (1) EP0333598B1 (en)
JP (1) JPH0796185B2 (en)
DE (1) DE68907757T2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19616536C2 (en) * 1996-04-25 2000-01-27 Wernicke & Co Gmbh Process and eyeglass lens grinding machine for shaping the peripheral edge of eyeglass lenses and possibly for subsequent facet grinding

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1962821A1 (en) * 1969-12-15 1971-06-16 Textron Inc Device for the preparation of jacked up lens blanks
JPS6049545B2 (en) * 1982-04-16 1985-11-02 株式会社工研 lens processing machine
JPS60123259A (en) * 1983-12-02 1985-07-01 Nippon Kogaku Kk <Nikon> Lens peripheral edge machining device

Also Published As

Publication number Publication date
EP0333598B1 (en) 1993-07-28
JPH0796185B2 (en) 1995-10-18
DE68907757T2 (en) 1994-02-24
EP0333598A3 (en) 1990-12-27
JPH01252349A (en) 1989-10-09
EP0333598A2 (en) 1989-09-20

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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