BE692018A - - Google Patents

Info

Publication number
BE692018A
BE692018A BE692018DA BE692018A BE 692018 A BE692018 A BE 692018A BE 692018D A BE692018D A BE 692018DA BE 692018 A BE692018 A BE 692018A
Authority
BE
Belgium
Application number
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 BE692018A publication Critical patent/BE692018A/xx

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
    • B24B13/0012—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
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
BE692018D 1966-01-12 1966-12-30 BE692018A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52017366A 1966-01-12 1966-01-12

Publications (1)

Publication Number Publication Date
BE692018A true BE692018A (fr) 1967-06-30

Family

ID=24071465

Family Applications (1)

Application Number Title Priority Date Filing Date
BE692018D BE692018A (fr) 1966-01-12 1966-12-30

Country Status (6)

Country Link
BE (1) BE692018A (fr)
CH (1) CH477010A (fr)
DE (1) DE1596688A1 (fr)
FR (1) FR1514223A (fr)
GB (1) GB1165549A (fr)
NL (1) NL6700424A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573777A (en) * 1984-03-08 1986-03-04 Bristol Alexander C Aspheric spectacle lens blank
US6011630A (en) * 1996-11-12 2000-01-04 Gerber Optical, Inc. System and method for blocking a lens

Also Published As

Publication number Publication date
DE1596688A1 (de) 1970-12-17
NL6700424A (fr) 1967-07-13
GB1165549A (en) 1969-10-01
FR1514223A (fr) 1968-02-23
CH477010A (de) 1969-08-15

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