GB2017546B - Securing lenses blanks for grinding - Google Patents

Securing lenses blanks for grinding

Info

Publication number
GB2017546B
GB2017546B GB7917289A GB7917289A GB2017546B GB 2017546 B GB2017546 B GB 2017546B GB 7917289 A GB7917289 A GB 7917289A GB 7917289 A GB7917289 A GB 7917289A GB 2017546 B GB2017546 B GB 2017546B
Authority
GB
United Kingdom
Prior art keywords
blanks
grinding
securing lenses
lenses
securing
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
GB7917289A
Other versions
GB2017546A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB7917289A priority Critical patent/GB2017546B/en
Publication of GB2017546A publication Critical patent/GB2017546A/en
Application granted granted Critical
Publication of GB2017546B publication Critical patent/GB2017546B/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
    • B24B13/0052—Lens block moulding devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB7917289A 1978-02-20 1979-05-17 Securing lenses blanks for grinding Expired GB2017546B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7917289A GB2017546B (en) 1978-02-20 1979-05-17 Securing lenses blanks for grinding

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB665278 1978-02-20
GB7917289A GB2017546B (en) 1978-02-20 1979-05-17 Securing lenses blanks for grinding

Publications (2)

Publication Number Publication Date
GB2017546A GB2017546A (en) 1979-10-10
GB2017546B true GB2017546B (en) 1982-02-10

Family

ID=26240853

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7917289A Expired GB2017546B (en) 1978-02-20 1979-05-17 Securing lenses blanks for grinding

Country Status (1)

Country Link
GB (1) GB2017546B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8827947D0 (en) * 1988-11-30 1989-01-05 Wylde S J Lens fabrication system & method
US5005633A (en) * 1989-12-08 1991-04-09 Coburn Optical Industries, A Division Of Pilkington Visioncare, Inc. Lens blocking apparatus
US5326413A (en) * 1990-11-19 1994-07-05 Pearle, Inc. Hot melt adhesive composition that melts at relatively low temperatures
GB2287421B (en) * 1994-03-04 1997-09-03 Hydron Ltd Process of preparing lenses
US6126528A (en) * 1995-09-18 2000-10-03 3M Innovative Properties Company Preformed ophthalmic lens base block with textured surface
US5885700A (en) * 1995-09-18 1999-03-23 Minnesota Mining And Manufacturing Company Thermoplastic lens blocking material
US5763075A (en) * 1996-09-13 1998-06-09 Minnesota Mining And Manufacturing Company Polycaprolactone lens blocking material
US5754269A (en) * 1995-09-18 1998-05-19 Minnesota Mining And Manufacturing Company Thermoplastic lens blocking material
DE102004021703A1 (en) * 2004-04-30 2005-12-22 Schneider Gmbh + Co. Kg Block piece for optical lens processing is connected to optical lens over a meltable bonding agent container
CN112338624A (en) * 2020-10-30 2021-02-09 中国航发贵州黎阳航空动力有限公司 Method for preventing large-scale complex part cutting foreign matter residue

Also Published As

Publication number Publication date
GB2017546A (en) 1979-10-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee