JPS5520822B1 - - Google Patents

Info

Publication number
JPS5520822B1
JPS5520822B1 JP1572972A JP1572972A JPS5520822B1 JP S5520822 B1 JPS5520822 B1 JP S5520822B1 JP 1572972 A JP1572972 A JP 1572972A JP 1572972 A JP1572972 A JP 1572972A JP S5520822 B1 JPS5520822 B1 JP S5520822B1
Authority
JP
Japan
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.)
Pending
Application number
JP1572972A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5520822B1 publication Critical patent/JPS5520822B1/ja
Pending 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
    • B24B13/005—Blocking means, chucks or the like; Alignment devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP1572972A 1971-02-24 1972-02-16 Pending JPS5520822B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11831871A 1971-02-24 1971-02-24

Publications (1)

Publication Number Publication Date
JPS5520822B1 true JPS5520822B1 (enrdf_load_stackoverflow) 1980-06-05

Family

ID=22377858

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1572972A Pending JPS5520822B1 (enrdf_load_stackoverflow) 1971-02-24 1972-02-16

Country Status (7)

Country Link
US (1) US3704558A (enrdf_load_stackoverflow)
JP (1) JPS5520822B1 (enrdf_load_stackoverflow)
BE (1) BE779818A (enrdf_load_stackoverflow)
CA (1) CA958426A (enrdf_load_stackoverflow)
DE (1) DE2208444A1 (enrdf_load_stackoverflow)
FR (1) FR2131970B1 (enrdf_load_stackoverflow)
GB (1) GB1386441A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983003993A1 (en) * 1982-05-14 1983-11-24 Coopervision (U.K.) Limited Contact lens manufacture
JPS6435168A (en) * 1987-07-31 1989-02-06 Honda Motor Co Ltd Control device for vehicle continuously variable transmission
US5210695A (en) * 1990-10-26 1993-05-11 Gerber Optical, Inc. Single block mounting system for surfacing and edging of a lens blank and method therefor
MX9101663A (es) * 1990-10-29 1992-06-05 Pilkington Visioncare Inc Componentes termoplasticos reforzados para usarse en la fabricacion de lentes oftalmicos y metodos para elaborar estos componentes
US5269102A (en) * 1991-06-19 1993-12-14 Gerber Optical, Inc. Disposable lap blank
US5177907A (en) * 1991-11-12 1993-01-12 Summitt Molding & Engineering, Inc. Plastic lens block with ribs
JPH07509411A (ja) * 1992-07-17 1995-10-19 ミネソタ　マイニング　アンド　マニュファクチャリング　カンパニー レンズ処理法とそれに使用する手段
US5649856A (en) * 1995-12-13 1997-07-22 Coburn Optical Industries, Inc. Tear-away block for an ophthalmic lens
US6110016A (en) * 1998-06-22 2000-08-29 Ppg Industries Ohio, Inc. Lens block and method of processing lenses
EP3543003A1 (de) 2018-03-23 2019-09-25 Carl Zeiss Vision International GmbH Brillenglasrohling sowie verfahren und vorrichtung zum herstellen eines brillenglases aus einem brillenglasrohling

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140568A (en) * 1963-02-28 1964-07-14 Univis Inc Lens blocking device
US3353307A (en) * 1964-10-29 1967-11-21 Titmus Optical Company Inc Lens holder for metallic blocking system
US3355342A (en) * 1965-02-26 1967-11-28 Armorlite Lens Company Inc Method of supporting lens blanks for grinding and polishing
US3383808A (en) * 1965-05-25 1968-05-21 Lunette De Paris Inc Lens block

Also Published As

Publication number Publication date
FR2131970A1 (enrdf_load_stackoverflow) 1972-11-17
FR2131970B1 (enrdf_load_stackoverflow) 1973-06-29
GB1386441A (en) 1975-03-05
US3704558A (en) 1972-12-05
DE2208444A1 (de) 1972-09-28
CA958426A (en) 1974-11-26
BE779818A (enrdf_load_stackoverflow) 1972-06-16

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