GB1266111A - - Google Patents

Info

Publication number
GB1266111A
GB1266111A GB1266111DA GB1266111A GB 1266111 A GB1266111 A GB 1266111A GB 1266111D A GB1266111D A GB 1266111DA GB 1266111 A GB1266111 A GB 1266111A
Authority
GB
United Kingdom
Prior art keywords
far
vision
holder
blanks
fields
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
Application number
Other languages
English (en)
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 GB1266111A publication Critical patent/GB1266111A/en
Expired 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
    • 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
    • B24B13/0012—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor for multifocal lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB1266111D 1969-09-15 1970-07-09 Expired GB1266111A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85778469A 1969-09-15 1969-09-15

Publications (1)

Publication Number Publication Date
GB1266111A true GB1266111A (enExample) 1972-03-08

Family

ID=25326736

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1266111D Expired GB1266111A (enExample) 1969-09-15 1970-07-09

Country Status (4)

Country Link
US (1) US3618271A (enExample)
JP (1) JPS5036319B1 (enExample)
DE (1) DE2033858C3 (enExample)
GB (1) GB1266111A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180333822A1 (en) * 2013-07-22 2018-11-22 Canon Kabushiki Kaisha Component manufacturing method and polishing apparatus

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3815294A (en) * 1972-06-26 1974-06-11 American Optical Corp Method for making one-piece multifocal lenses
US3867798A (en) * 1973-05-15 1975-02-25 Alan A Masucci Method of producing variable profile bi-focal lens
US3962832A (en) * 1974-08-26 1976-06-15 R. Howard Strasbaugh, Inc. Fluid responsive, leverage operated chuck
BE899955A (nl) * 1984-06-19 1984-10-15 Optimed Nv Werkwijze voor het produceren van een brilglas voor myopen.
JPS61200441A (ja) * 1985-03-02 1986-09-05 Tokyo Optical Co Ltd レンズメ−タ−及びこれを使用する累進多焦点レンズの測定方法
USD320213S (en) 1988-10-21 1991-09-24 Gerber Optical, Inc. Lap blank for use in optical lens making
DE4493439D2 (de) * 1993-06-01 1996-08-22 Wernicke & Co Gmbh Greifer für die Handhabung von Brillengläsern
EP1534467A1 (de) * 2002-06-28 2005-06-01 Carl Zeiss AG Verfahren und vorrichtung zum ausrichten von optischen elementen
EP3797927A1 (en) * 2019-09-27 2021-03-31 Essilor International Optical element positioning and blocking device and method related to the device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180333822A1 (en) * 2013-07-22 2018-11-22 Canon Kabushiki Kaisha Component manufacturing method and polishing apparatus
US10252393B2 (en) * 2013-07-22 2019-04-09 Canon Kabushiki Kaisha Component manufacturing method and polishing apparatus

Also Published As

Publication number Publication date
US3618271A (en) 1971-11-09
JPS5036319B1 (enExample) 1975-11-22
DE2033858B2 (de) 1973-07-26
DE2033858C3 (de) 1974-02-14
DE2033858A1 (de) 1971-04-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee