LU75941A1 - - Google Patents

Info

Publication number
LU75941A1
LU75941A1 LU75941A LU75941A LU75941A1 LU 75941 A1 LU75941 A1 LU 75941A1 LU 75941 A LU75941 A LU 75941A LU 75941 A LU75941 A LU 75941A LU 75941 A1 LU75941 A1 LU 75941A1
Authority
LU
Luxembourg
Application number
LU75941A
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 LU75941A1 publication Critical patent/LU75941A1/xx

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/02Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04Contact lenses for the eyes
    • G02C7/041Contact lenses for the eyes bifocal; multifocal
    • G02C7/044Annular configuration, e.g. pupil tuned
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00019Production of simple or compound lenses with non-spherical faces, e.g. toric faces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00028Bifocal lenses; Multifocal lenses
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00Simple or compound lenses
    • G02B3/10Bifocal lenses; Multifocal lenses
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/02Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04Contact lenses for the eyes
    • G02C7/041Contact lenses for the eyes bifocal; multifocal
    • G02C7/042Simultaneous type

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
LU75941A 1975-10-08 1976-10-05 LU75941A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62078675A 1975-10-08 1975-10-08

Publications (1)

Publication Number Publication Date
LU75941A1 true LU75941A1 (en) 1977-05-25

Family

ID=24487387

Family Applications (1)

Application Number Title Priority Date Filing Date
LU75941A LU75941A1 (en) 1975-10-08 1976-10-05

Country Status (8)

Country Link
JP (1) JPS5246826A (en)
BE (1) BE846873A (en)
BR (1) BR7606688A (en)
FR (1) FR2327562A1 (en)
GB (1) GB1561892A (en)
IT (1) IT1075969B (en)
LU (1) LU75941A1 (en)
NL (1) NL7611086A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165158A (en) * 1977-07-25 1979-08-21 American Optical Corporation Cast contact lenses and method for making same
WO1979000082A1 (en) * 1977-08-02 1979-02-22 Automated Optics Method and apparatus adapted for automatic or semi-automatic fabrication of ultra-precision ophthalmic lenses,e.g.,contact lenses
FR2509483A1 (en) * 1981-04-15 1983-01-14 Essilor Int CONTACT LENS
GB2132785A (en) * 1982-12-23 1984-07-11 Nat Patent Dev Corp Thin aphakic contact lens
US4580882A (en) * 1983-04-21 1986-04-08 Benjamin Nuchman Continuously variable contact lens
GB2192291B (en) * 1986-03-04 1990-08-22 Gupta Anil K Progressive power contact lens.
US5417306A (en) * 1993-06-03 1995-05-23 Robl; William A. Tree climbing apparatus
GB2327283B (en) * 1997-06-04 2002-02-27 Bausch & Lomb Manufacture of contact lenses
GB0504448D0 (en) * 2005-03-03 2005-04-06 Spurgeon Peter J C Optical apparatus and image processing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS493595A (en) * 1972-04-21 1974-01-12

Also Published As

Publication number Publication date
FR2327562B3 (en) 1979-06-15
FR2327562A1 (en) 1977-05-06
IT1075969B (en) 1985-04-22
JPS5246826A (en) 1977-04-14
BR7606688A (en) 1977-11-16
GB1561892A (en) 1980-03-05
NL7611086A (en) 1977-04-13
BE846873A (en) 1977-04-01

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