GB2084493B - Method and apparatus for blocking lenses during grinding and polishing operations - Google Patents

Method and apparatus for blocking lenses during grinding and polishing operations

Info

Publication number
GB2084493B
GB2084493B GB8031919A GB8031919A GB2084493B GB 2084493 B GB2084493 B GB 2084493B GB 8031919 A GB8031919 A GB 8031919A GB 8031919 A GB8031919 A GB 8031919A GB 2084493 B GB2084493 B GB 2084493B
Authority
GB
United Kingdom
Prior art keywords
during grinding
polishing operations
lenses during
blocking lenses
blocking
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
GB8031919A
Other versions
GB2084493A (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 GB8031919A priority Critical patent/GB2084493B/en
Publication of GB2084493A publication Critical patent/GB2084493A/en
Application granted granted Critical
Publication of GB2084493B publication Critical patent/GB2084493B/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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00932—Combined cutting and grinding thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB8031919A 1980-10-03 1980-10-03 Method and apparatus for blocking lenses during grinding and polishing operations Expired GB2084493B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8031919A GB2084493B (en) 1980-10-03 1980-10-03 Method and apparatus for blocking lenses during grinding and polishing operations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8031919A GB2084493B (en) 1980-10-03 1980-10-03 Method and apparatus for blocking lenses during grinding and polishing operations

Publications (2)

Publication Number Publication Date
GB2084493A GB2084493A (en) 1982-04-15
GB2084493B true GB2084493B (en) 1984-03-07

Family

ID=10516452

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8031919A Expired GB2084493B (en) 1980-10-03 1980-10-03 Method and apparatus for blocking lenses during grinding and polishing operations

Country Status (1)

Country Link
GB (1) GB2084493B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104768708A (en) * 2012-10-30 2015-07-08 埃西勒国际通用光学公司 Method for manufacturing ophthalmic lenses by machining
CN104781041A (en) * 2012-10-30 2015-07-15 埃西勒国际通用光学公司 Method for manufacturing optical lenses and assembly for manufacturing such lenses

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749530A (en) * 1986-11-12 1988-06-07 Kunzler Wilhelm F Mold for and method of making contact and intraocular lenses
US5110278A (en) * 1990-11-30 1992-05-05 Pilkington Visioncare, Inc. Injection molding apparatus for producing a toric lens casting mold arbor
FR2819897B1 (en) * 2001-01-23 2004-01-02 Essilor Int OPHTHALMIC LENS PREFORM
CN103100946A (en) * 2012-11-09 2013-05-15 江苏淘镜有限公司 Semi-automatic center instrument

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104768708A (en) * 2012-10-30 2015-07-08 埃西勒国际通用光学公司 Method for manufacturing ophthalmic lenses by machining
CN104781041A (en) * 2012-10-30 2015-07-15 埃西勒国际通用光学公司 Method for manufacturing optical lenses and assembly for manufacturing such lenses

Also Published As

Publication number Publication date
GB2084493A (en) 1982-04-15

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Legal Events

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