ZA888413B - Multifocal optical device with novel phase zone plate - Google Patents

Multifocal optical device with novel phase zone plate

Info

Publication number
ZA888413B
ZA888413B ZA888413A ZA888413A ZA888413B ZA 888413 B ZA888413 B ZA 888413B ZA 888413 A ZA888413 A ZA 888413A ZA 888413 A ZA888413 A ZA 888413A ZA 888413 B ZA888413 B ZA 888413B
Authority
ZA
South Africa
Prior art keywords
zone plate
phase zone
optical device
multifocal optical
novel phase
Prior art date
Application number
ZA888413A
Other languages
English (en)
Inventor
Allen L Cohen
L Cohen Allen
Original Assignee
L Cohen Allen
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 L Cohen Allen filed Critical L Cohen Allen
Publication of ZA888413B publication Critical patent/ZA888413B/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
    • A61F2/16—Intraocular lenses
    • A61F2/1613—Intraocular lenses having special lens configurations, e.g. multipart lenses; having particular optical properties, e.g. pseudo-accommodative lenses, lenses having aberration corrections, diffractive lenses, lenses for variably absorbing electromagnetic radiation, lenses having variable focus
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
    • A61F2/16—Intraocular lenses
    • A61F2/1613—Intraocular lenses having special lens configurations, e.g. multipart lenses; having particular optical properties, e.g. pseudo-accommodative lenses, lenses having aberration corrections, diffractive lenses, lenses for variably absorbing electromagnetic radiation, lenses having variable focus
    • A61F2/1616—Pseudo-accommodative, e.g. multifocal or enabling monovision
    • A61F2/1618—Multifocal lenses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
    • A61F2/16—Intraocular lenses
    • A61F2/1613—Intraocular lenses having special lens configurations, e.g. multipart lenses; having particular optical properties, e.g. pseudo-accommodative lenses, lenses having aberration corrections, diffractive lenses, lenses for variably absorbing electromagnetic radiation, lenses having variable focus
    • A61F2/1654—Diffractive lenses
    • A61F2/1656—Fresnel lenses, prisms or plates
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • G02B5/189—Structurally combined with optical elements not having diffractive power
    • G02B5/1895—Structurally combined with optical elements not having diffractive power such optical elements having dioptric power
    • 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
    • G02C7/041—Contact lenses for the eyes bifocal; multifocal
    • G02C7/042—Simultaneous type
    • 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
    • G02C7/041—Contact lenses for the eyes bifocal; multifocal
    • G02C7/044—Annular configuration, e.g. pupil tuned
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
    • G02C2202/20—Diffractive and Fresnel lenses or lens portions

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Transplantation (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Eyeglasses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Prostheses (AREA)
  • Adornments (AREA)
  • Materials For Medical Uses (AREA)
  • Lenses (AREA)
ZA888413A 1988-08-26 1988-11-10 Multifocal optical device with novel phase zone plate ZA888413B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23729288A 1988-08-26 1988-08-26

Publications (1)

Publication Number Publication Date
ZA888413B true ZA888413B (en) 1989-07-26

Family

ID=22893132

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA888413A ZA888413B (en) 1988-08-26 1988-11-10 Multifocal optical device with novel phase zone plate

Country Status (13)

Country Link
EP (1) EP0355230B1 (ko)
JP (1) JP2991719B2 (ko)
KR (1) KR0133919B1 (ko)
CN (1) CN1021851C (ko)
AT (1) ATE129079T1 (ko)
AU (1) AU619773B2 (ko)
CA (1) CA1308944C (ko)
DE (1) DE3854576T2 (ko)
ES (1) ES2078221T3 (ko)
GR (1) GR3018431T3 (ko)
IE (1) IE73284B1 (ko)
IL (1) IL88348A (ko)
ZA (1) ZA888413B (ko)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4881805A (en) * 1987-11-12 1989-11-21 Cohen Allen L Progressive intensity phase bifocal
AU644126B2 (en) * 1990-01-08 1993-12-02 Deakin Research Limited Improvements relating to multi-focal eye lenses having diffractive power
GB9008577D0 (en) * 1990-04-17 1990-06-13 Pilkington Diffractive Lenses Rigid gas permeable lenses
DE4134518A1 (de) * 1991-10-18 1993-04-22 Adatomed Pharma & Med Ophthalmische linse
US5760871A (en) * 1993-01-06 1998-06-02 Holo-Or Ltd. Diffractive multi-focal lens
JPH0749471A (ja) * 1993-08-06 1995-02-21 Kuraray Co Ltd 眼 鏡
US6210005B1 (en) * 1999-02-04 2001-04-03 Valdemar Portney Multifocal ophthalmic lens with reduced halo size
US7188949B2 (en) 2004-10-25 2007-03-13 Advanced Medical Optics, Inc. Ophthalmic lens with multiple phase plates
AU2005319678B2 (en) * 2004-10-25 2011-06-30 Johnson & Johnson Surgical Vision, Inc. Ophthalmic lens with multiple phase plates
AU2011226972B2 (en) * 2004-10-25 2012-06-28 Johnson & Johnson Surgical Vision, Inc. Ophthalmic lens with multiple phase plates
US7922326B2 (en) 2005-10-25 2011-04-12 Abbott Medical Optics Inc. Ophthalmic lens with multiple phase plates
US8317321B2 (en) 2007-07-03 2012-11-27 Pixeloptics, Inc. Multifocal lens with a diffractive optical power region
US9335563B2 (en) 2012-08-31 2016-05-10 Amo Groningen B.V. Multi-ring lens, systems and methods for extended depth of focus
US8755117B2 (en) 2009-01-06 2014-06-17 Menicon Co., Ltd. Method of manufacturing a diffraction lens other than an aphakic intraocular lens
EP3413841A1 (en) 2016-02-09 2018-12-19 AMO Groningen B.V. Progressive power intraocular lens, and methods of use and manufacture
AU2018235011A1 (en) 2017-03-17 2019-10-24 Amo Groningen B.V. Diffractive intraocular lenses for extended range of vision
US11523897B2 (en) 2017-06-23 2022-12-13 Amo Groningen B.V. Intraocular lenses for presbyopia treatment
US11262598B2 (en) 2017-06-28 2022-03-01 Amo Groningen, B.V. Diffractive lenses and related intraocular lenses for presbyopia treatment
EP3639084A1 (en) 2017-06-28 2020-04-22 Amo Groningen B.V. Extended range and related intraocular lenses for presbyopia treatment
US11327210B2 (en) 2017-06-30 2022-05-10 Amo Groningen B.V. Non-repeating echelettes and related intraocular lenses for presbyopia treatment
CA3067687A1 (en) * 2017-07-24 2019-01-31 Alcon Inc. Ophthalmic lens having morphed sinusoidal phase shift structures
EP3435143B1 (en) * 2017-07-26 2020-04-01 VSY Biyoteknoloji Ve Ilac Sanayi Anonim Sirketi An ophthalmic multifocal diffractive lens
AU2020416055A1 (en) 2019-12-30 2022-08-25 Amo Groningen B.V. Lenses having diffractive profiles with irregular width for vision treatment
CN111366096B (zh) * 2020-03-09 2021-09-14 北京印刷学院 一种测量全息母版刻槽深度的方法
CA3241258A1 (en) * 2021-12-03 2023-06-08 Amo Groningen B.V. Lenses having diffractive profiles with parabolic transition zones

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210391A (en) 1977-09-14 1980-07-01 Cohen Allen L Multifocal zone plate
US4338005A (en) 1978-12-18 1982-07-06 Cohen Allen L Multifocal phase place
US4340283A (en) * 1978-12-18 1982-07-20 Cohen Allen L Phase shift multifocal zone plate
GB2129157B (en) * 1982-10-27 1986-02-05 Pilkington Perkin Elmer Ltd Bifocal contact lenses having defractive power
US4530736A (en) * 1983-11-03 1985-07-23 International Business Machines Corporation Method for manufacturing Fresnel phase reversal plate lenses
EP0681198A1 (en) * 1988-07-20 1995-11-08 Allen L. Dr. Cohen Multifocal ophthalmic lens
US4830481A (en) * 1988-08-12 1989-05-16 Minnesota Mining And Manufacturing Company Multifocal diffractive lens
US5121980A (en) 1989-04-19 1992-06-16 Cohen Allen L Small aperture multifocal

Also Published As

Publication number Publication date
CN1021851C (zh) 1993-08-18
IL88348A0 (en) 1989-06-30
AU2501988A (en) 1990-03-01
ATE129079T1 (de) 1995-10-15
KR0133919B1 (ko) 1998-04-20
AU619773B2 (en) 1992-02-06
IE73284B1 (en) 1997-05-21
IL88348A (en) 1992-02-16
CA1308944C (en) 1992-10-20
EP0355230A2 (en) 1990-02-28
ES2078221T3 (es) 1995-12-16
IE883376L (en) 1990-02-26
JPH0279815A (ja) 1990-03-20
JP2991719B2 (ja) 1999-12-20
EP0355230B1 (en) 1995-10-11
KR900003664A (ko) 1990-03-26
DE3854576D1 (de) 1995-11-16
EP0355230A3 (en) 1991-08-07
DE3854576T2 (de) 1996-03-21
CN1040685A (zh) 1990-03-21
GR3018431T3 (en) 1996-03-31

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