SE440284B - Kontaktlins med torusdel och prismadel samt ett forfarande for dess framstellning - Google Patents

Kontaktlins med torusdel och prismadel samt ett forfarande for dess framstellning

Info

Publication number
SE440284B
SE440284B SE7907011A SE7907011A SE440284B SE 440284 B SE440284 B SE 440284B SE 7907011 A SE7907011 A SE 7907011A SE 7907011 A SE7907011 A SE 7907011A SE 440284 B SE440284 B SE 440284B
Authority
SE
Sweden
Prior art keywords
lens
center
prism
torus
gravity
Prior art date
Application number
SE7907011A
Other languages
English (en)
Swedish (sv)
Other versions
SE7907011L (sv
Inventor
Der Kolk H C Van
M W Davy
Original Assignee
Hirst Contact Lens
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 Hirst Contact Lens filed Critical Hirst Contact Lens
Publication of SE7907011L publication Critical patent/SE7907011L/xx
Publication of SE440284B publication Critical patent/SE440284B/sv

Links

Classifications

    • 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
    • G02C7/04—Contact lenses for the eyes
    • G02C7/048—Means for stabilising the orientation of lenses in the eye
    • 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
    • G02C7/04—Contact lenses for the eyes

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Lenses (AREA)
SE7907011A 1978-09-04 1979-08-22 Kontaktlins med torusdel och prismadel samt ett forfarande for dess framstellning SE440284B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ18832578 1978-09-04

Publications (2)

Publication Number Publication Date
SE7907011L SE7907011L (sv) 1980-03-05
SE440284B true SE440284B (sv) 1985-07-22

Family

ID=19918553

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7907011A SE440284B (sv) 1978-09-04 1979-08-22 Kontaktlins med torusdel och prismadel samt ett forfarande for dess framstellning

Country Status (8)

Country Link
US (1) US4318595A (ja)
EP (1) EP0008726B1 (ja)
JP (1) JPS6024924B2 (ja)
AU (1) AU519537B2 (ja)
CA (1) CA1135092A (ja)
DE (1) DE2966088D1 (ja)
ES (1) ES483836A1 (ja)
SE (1) SE440284B (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042023B1 (fr) * 1980-06-12 1983-09-28 Biolens Sa Lentille de contact à correction optique axée
US4407766A (en) * 1981-05-26 1983-10-04 National Patent Development Corporation Molds and procedure for producing truncated contact lenses
US4549794A (en) * 1983-05-05 1985-10-29 Schering Corporation Hydrophilic bifocal contact lens
CS246212B1 (en) * 1984-06-18 1986-10-16 Otto Wichterle Toric contact lens with centre of gravity shifted towards its border,mould for its production and method of moulds production
US4854089A (en) * 1985-04-05 1989-08-08 Sola U.S.A. Inc. Method of making a rigid gas permeable bifocal contact lens
GB8829819D0 (en) * 1988-12-21 1989-02-15 Freeman Michael H Lenses and mirrors
US5532768A (en) * 1993-10-04 1996-07-02 Menicon Co., Ltd. Contact lens
WO1996039106A1 (en) * 1995-06-06 1996-12-12 Scientific Optics, Inc. Asymmetric bifocal intraocular lens
US5971541A (en) * 1996-05-29 1999-10-26 Danker; Frederick J. Correction of astigmatism using rotationally symmetric contact lenses
EP1075233A1 (en) * 1998-04-30 2001-02-14 Herrick Family Limited Partnership Artificial lens including a multifocal lens system having eccentric axis
US6746118B2 (en) * 2001-07-17 2004-06-08 Soft Focal Company, Inc. Bifocal contact lens with secondary prism
JPWO2005040896A1 (ja) * 2003-10-27 2007-03-29 株式会社メニコン コンタクトレンズ
US8328353B2 (en) * 2011-01-27 2012-12-11 Pegavision Corporation Segmented delta toric lens
US10444542B2 (en) * 2014-03-04 2019-10-15 Menicon Co., Ltd. Decentered type contact lens and decentered type contact lens set
US10338699B2 (en) * 2015-06-25 2019-07-02 Microsoft Technology Licensing, Llc Variable density device profile
US10274751B2 (en) * 2016-07-05 2019-04-30 Bausch & Lomb Incorporated Prism ballasted contact lens

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3698802A (en) * 1969-12-29 1972-10-17 Henry J Baron Hydrophilic contact lens
DE2415108C3 (de) * 1974-03-28 1981-10-29 Titmus Eurocon Kontaktlinsen Gmbh & Co Kg, 8750 Aschaffenburg Weiche Kontaktlinse
FR2281584A1 (fr) * 1974-08-08 1976-03-05 Frith John Lentille de contact corrigeant l'astigmatisme

Also Published As

Publication number Publication date
EP0008726A1 (en) 1980-03-19
CA1135092A (en) 1982-11-09
AU519537B2 (en) 1981-12-10
EP0008726B1 (en) 1983-08-24
AU4988979A (en) 1980-03-13
DE2966088D1 (en) 1983-09-29
ES483836A1 (es) 1980-09-01
SE7907011L (sv) 1980-03-05
US4318595A (en) 1982-03-09
JPS5543593A (en) 1980-03-27
JPS6024924B2 (ja) 1985-06-15

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