IT1013264B - Procedimento ed apparecchio per la lavorazione del bordo di una lente di materiale tenero - Google Patents

Procedimento ed apparecchio per la lavorazione del bordo di una lente di materiale tenero

Info

Publication number
IT1013264B
IT1013264B IT51237/74A IT5123774A IT1013264B IT 1013264 B IT1013264 B IT 1013264B IT 51237/74 A IT51237/74 A IT 51237/74A IT 5123774 A IT5123774 A IT 5123774A IT 1013264 B IT1013264 B IT 1013264B
Authority
IT
Italy
Prior art keywords
procedure
edge
processing
soft material
material lens
Prior art date
Application number
IT51237/74A
Other languages
English (en)
Original Assignee
Agfa Gevaert 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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Application granted granted Critical
Publication of IT1013264B publication Critical patent/IT1013264B/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
    • 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
    • B24B9/146—Accessories, e.g. lens mounting devices

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)
  • Eyeglasses (AREA)
IT51237/74A 1973-05-30 1974-05-28 Procedimento ed apparecchio per la lavorazione del bordo di una lente di materiale tenero IT1013264B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2327583A DE2327583C3 (de) 1973-05-30 1973-05-30 Vakuumhalter zum Randschleifen von Kontaktlinsen aus einem flexiblen Werkstoff

Publications (1)

Publication Number Publication Date
IT1013264B true IT1013264B (it) 1977-03-30

Family

ID=5882602

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51237/74A IT1013264B (it) 1973-05-30 1974-05-28 Procedimento ed apparecchio per la lavorazione del bordo di una lente di materiale tenero

Country Status (9)

Country Link
US (1) US3948007A (it)
JP (2) JPS5626540B2 (it)
CA (1) CA999440A (it)
CH (1) CH577363A5 (it)
DE (1) DE2327583C3 (it)
FR (1) FR2231473B1 (it)
GB (1) GB1476356A (it)
HK (1) HK6078A (it)
IT (1) IT1013264B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2734650C2 (de) * 1976-08-03 1983-05-26 Kabushiki Kaisha Seikosha, Tokyo Maschine zum Polieren von Schwingquarzen
US4343116A (en) * 1979-07-26 1982-08-10 Pilkington Brothers Limited Processes for finishing glass surfaces
US4521995A (en) * 1980-05-23 1985-06-11 Disco Co., Ltd. Wafer attracting and fixing device
US4642439A (en) * 1985-01-03 1987-02-10 Dow Corning Corporation Method and apparatus for edge contouring lenses
DE3514414A1 (de) * 1985-04-20 1986-10-23 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und vorrichtung zur randbearbeitung von elastischen, gekruemmten formkoerpern
EP0868972B1 (de) * 1997-03-26 1999-06-09 Optotech Optikmaschinen GmbH Verfahren und Vorrichtung zur Bearbeitung optischer Linsen
US6368522B1 (en) * 2000-01-03 2002-04-09 Johnson & Johnson Vision Care, Inc. Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture
TW544982B (en) * 2002-04-18 2003-08-01 Hon Hai Prec Ind Co Ltd Optical sealing cap and method of making the same
JP4882282B2 (ja) * 2005-06-06 2012-02-22 フジテック株式会社 エスカレータの安全装置
JP4876849B2 (ja) * 2006-10-20 2012-02-15 三菱電機株式会社 乗客コンベアのスカートガード安全装置
KR102333209B1 (ko) * 2015-04-28 2021-12-01 삼성디스플레이 주식회사 기판 연마 장치
CN111866669B (zh) * 2019-04-24 2021-11-16 歌尔股份有限公司 一种用于微型发声装置的振膜和微型发声装置
CN111070142B (zh) * 2020-01-03 2021-05-07 大连理工大学 一种圆环类微小零件自动对准装配夹具
CN111604757A (zh) * 2020-06-29 2020-09-01 惠州众业光电科技有限公司 一种用于镜片加工的打磨固定工装
CN112496926B (zh) * 2020-12-02 2021-11-23 上饶市长利光学仪器有限公司 一种镜片加工生产用边缘打磨设备
CN112496945A (zh) * 2020-12-05 2021-03-16 江苏全真光学科技股份有限公司 一种变色镜片加工用磨边装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118255A (en) * 1964-01-21 Apparatus for polishing lens
US2855734A (en) * 1955-04-23 1958-10-14 Askania Werke Ag Method of centering and grinding edges of optical lenses
US3082013A (en) * 1959-09-11 1963-03-19 Ernst Thielenhaus Maschinenfab Centering holder for workpieces
US3427703A (en) * 1965-09-01 1969-02-18 Bausch & Lomb Lens centration mounting process and apparatus
FR2076643A5 (it) * 1970-01-22 1971-10-15 Silor
US3578850A (en) * 1970-02-11 1971-05-18 Alan H Grant Anti-flare contact lens
US3722143A (en) * 1971-01-29 1973-03-27 Mabry R Contact lens edge finishing machine
US3736115A (en) * 1971-07-06 1973-05-29 Bausch & Lomb Apparatus for and method of edge machining flexible contact lenses
US3810403A (en) * 1972-08-09 1974-05-14 Union Electronics Contact lens edging machine
JPS5626540A (en) * 1979-08-13 1981-03-14 Tokyo Daigaku Selective oxidation of silicon in oxygen plasma

Also Published As

Publication number Publication date
FR2231473B1 (it) 1979-07-13
HK6078A (en) 1978-02-03
CH577363A5 (it) 1976-07-15
US3948007A (en) 1976-04-06
AU6909074A (en) 1975-11-20
CA999440A (en) 1976-11-09
JPS54164082A (en) 1979-12-27
GB1476356A (en) 1977-06-10
FR2231473A1 (it) 1974-12-27
JPS5626540B2 (it) 1981-06-19
DE2327583B2 (de) 1978-06-15
JPS5020391A (it) 1975-03-04
DE2327583A1 (de) 1974-12-12
DE2327583C3 (de) 1979-02-01

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