US20140247423A1 - Myopia control optical system - Google Patents

Myopia control optical system Download PDF

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Publication number
US20140247423A1
US20140247423A1 US14/193,254 US201414193254A US2014247423A1 US 20140247423 A1 US20140247423 A1 US 20140247423A1 US 201414193254 A US201414193254 A US 201414193254A US 2014247423 A1 US2014247423 A1 US 2014247423A1
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United States
Prior art keywords
optical system
zone
equal
over
average transmission
Prior art date
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Abandoned
Application number
US14/193,254
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English (en)
Inventor
Björn Drobe
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.)
EssilorLuxottica SA
Original Assignee
Essilor International Compagnie Generale dOptique SA
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.)
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Publication date
Application filed by Essilor International Compagnie Generale dOptique SA filed Critical Essilor International Compagnie Generale dOptique SA
Publication of US20140247423A1 publication Critical patent/US20140247423A1/en
Assigned to ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE) reassignment ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE) ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: DROBE, BJORN
Priority to US15/091,073 priority Critical patent/US9885884B2/en
Abandoned legal-status Critical Current

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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
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/105—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having inhomogeneously distributed colouring
    • 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
    • A61F2/1659—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 having variable absorption coefficient for electromagnetic radiation, e.g. photochromic lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/104—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having spectral characteristics for purposes other than sun-protection
    • 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
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
    • A61F2250/0053—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in optical properties
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
    • A61F2250/0082—Additional features; Implant or prostheses properties not otherwise provided for specially designed for children, e.g. having means for adjusting to their growth
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/23—Photochromic filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • 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
    • G02C2202/24—Myopia progression prevention

Definitions

  • the invention relates to an optical system having a transmission pattern specifically adapted to slow down myopia progression of the wearer and to a method for selecting an optical system as described herein.
  • Myopia may have severe long term consequences on the eye that may even result in blindness. It appears that for most individuals, in particular for children, the myopia condition of the eye tends to increase with time.
  • UV ultraviolet
  • Solar lenses protect the eyes from the harmful effects of natural light but also appear to decrease the benefits of the outdoor activities on the myopia progression.
  • an optical system having a transmission pattern comprising at least a first zone Z 1 extending from about 380 nm to a first limit L 1 between the first zone Z 1 and a second zone Z 2 .
  • a third zone Z 3 extends from a second limit L 2 between the second zone Z 2 and the third zone Z 3 to about 780 nm.
  • the first limit L 1 may be greater than or equal to or about 436 nm.
  • the second limit L 2 may be greater than the first limit L 1 and smaller than or equal to or about 487 nm.
  • the average transmission values T 1 , T 2 , T 3 , in each zone Z 1 , Z 2 , Z 3 are provided by: T 2 >5*(T 1 +T 3 )/2, in which T 1 is the average transmission over the first zone Z 1 , T 2 is the average transmission over the second zone Z 2 , and T 3 is the average transmission over the third zone Z 3 .
  • T 1 and T 3 may be greater than or equal to or about 3% and smaller than or equal to or about 70%.
  • T 2 may be greater than or equal to or about 75%.
  • the transmission pattern of the optical system described herein provides protection from harmful wavelengths of natural light, in the first and third zones and having a greater transmission in the second zone maintains the benefit of outdoor activities on the progression of myopia.
  • the wavelengths comprised in the second zone appear to increase the retinal Dopamine secretion that slow down myopia progression.
  • the average transmission over the first and second zones is such that the wearer's pupil size in increased when wearing the optical device. Therefore the amount of light the wearer's retina receives in the wavelengths corresponding to the second zone increases. Thus the benefit of outdoor activities on myopia progression is enhanced when using the optical system according to the described invention.
  • any one or more of the following may be considered alone or in combination:
  • described herein are the use of an optical system according to the inventions described to slow down myopia progression of a wearer.
  • Still further described are methods for slowing down myopia progression of a wearer comprising at least a step of having the wearer wear an optical system according to one or more of the inventions described.
  • optical systems according to one or more of the inventions described for slowing down myopia progression of a wearer.
  • described herein are computer program products, at least one or more of which comprise one or more stored sequences of instructions that are accessible to a processor and which, when executed by the processor, causes the processor to carry out the steps of one or more of the methods according to one or more of the described inventions.
  • the invention further includes a computer readable medium carrying one or more sequences of instructions of the computer program product according to the invention.
  • the machine-readable medium may include, but is not limited to, flash memory, optical disks, CD-ROMs, DVD ROMs, RAMs, EPROMs, EEPROMs, magnetic or optical cards, propagation media or other type of machine-readable media suitable for storing electronic instructions.
  • part of the described invention may be downloaded as a computer program or may be provided as output.
  • the computer program may be transferred from a remote computer (e.g., a server, first computer) to a requesting computer (e.g., a client, second computer) by way of data signals embodied in a carrier wave or other propagation medium via a communication link (e.g., a modem or network connection).
  • a remote computer e.g., a server, first computer
  • a requesting computer e.g., a client, second computer
  • a communication link e.g., a modem or network connection
  • Any computer program product described herein may include a machine-readable medium having stored thereon instructions which may be used to program a computer (e.g., a processor or other electronic device) to perform a sequence of operations or may include a non-transitory computer-readable medium encoded with programmed instructions and execution of the programmed instructions causing another processor or computerized hosting service to run one or more of the described methods. Operations may also be performed by a combination of hardware and software.
  • FIG. 1 For purposes of this specification may be used herein.
  • Embodiments described herein further include at least one device comprising a processor (general purpose of multi-purpose) adapted to store one or more sequence of instructions and to carry out at least one of the steps of the method according to the invention.
  • the methods described or steps of said methods may be embodied in machine-executable instructions which cause a general-purpose or special-purpose processor to perform certain steps. Said execution of the programmed instructions may cause an operably coupled device to respond, generate output, or otherwise operate. For example, a graphical interface or output may be generated.
  • Various additional elements may also be included and associated with said at least one device, such as computer memory, hard drive, input devices and output devices.
  • Embodiments of the present invention may include apparatuses for performing the operations herein.
  • Such apparatus may be specially constructed for the desired purposes, or it may comprise a general purpose computer or Digital Signal Processor (“DSP”) selectively activated or reconfigured by a computer program stored in the computer.
  • DSP Digital Signal Processor
  • FIG. 1 is a representative example of a transmission pattern of an optical system as described herein.
  • an optical system described herein has a transmission pattern comprising a first, second and third zone Z 1 , Z 2 , Z 3 .
  • the first zone Z 1 extends from 380 nm, for example 400 nm, to a first limit L 1 between the first zone Z 1 and the second zone Z 2 .
  • the third zone Z 3 extending from a second limit L 2 between the second zone Z 2 and the third zone Z 3 to 780 nm, for example 700 nm.
  • the average transmission values T 1 , T 2 , T 3 , in each zone Z 1 , Z 2 , Z 3 are such as:
  • T 1 and T 3 being greater than or equal to 3% and smaller than or equal to 70%, and T 2 being greater than or equal to 75%.
  • the “average transmission” over a zone corresponds to average over the corresponding range of wavelength of the percentage of intensity of the incident light within the corresponding range of wavelength that is transmitted through the optical system.
  • an average transmission of 70% over the first zone corresponds to 70% of the intensity of the incident light between 380 nm and L 1 being transmitted through the optical system.
  • the inventors have observed an increase in retinal dopamine secretion by having the first limit L 1 greater than or equal to 436 nm and the second limit L 2 greater than the first limit L 1 and smaller than or equal to 487 nm.
  • the first limit L 1 is greater than or equal to 446 nm, preferably greater than or equal to 456 nm.
  • the second limit L 2 is smaller than or equal to 477 nm, preferably smaller than or equal to 467 nm.
  • the optical system according to the invention is arranged so that the average transmission T 2 over the second zone Z 2 is greater than the average transmission T 1 and T 3 over the first and third zones Z 1 , Z 3 .
  • the inventors have observed significant effects on myopia progression when the average transmission in each zone are such as T 2 >5*(T 1 +T 3 )/2.
  • Having the average transmission T 2 over the second zone Z 2 greater than or equal to 75% provides as much light in the range of wavelengths corresponding to the second zone as possible to the wearer's eyes.
  • the average transmission T 1 in the first zone may be smaller than the average transmission T 3 in the third zone Z 3 .
  • the smaller wavelengths corresponding to the blue part of natural light are the most harmful for the wearer's eyes.
  • the average transmissions T 1 and T 3 over the first and third zones Z 1 and Z 3 may be different.
  • the average transmission T 1 over the first zone Z 1 may be any of:
  • the average transmission T 3 over the third zone Z 3 may be any of:
  • the optical system may be arranged so as to have a transmission pattern comprising more than 3 zones, in particular the transmission pattern may comprise more than one zone having a great average transmission.
  • the transmission pattern may comprise more than one zone having a great average transmission.
  • the optical system according to the invention has several effects on the visual system.
  • the optical system according to the invention described herein results in an increase of the pupil size to keep a relatively constant retinal illuminance.
  • the amount of light for the specific band of wavelengths corresponding to the second zone Z 2 increases as a function of increase of the pupil diameter.
  • One result of such increase of transmission for wavelengths corresponding to the second zone Z 2 is an increase of dopamine synthesis (compared to not wearing the optical system according to the invention while in high luminance environment), resulting in a slow-down of myopia progression.
  • the lens will protect the eye against harmful wavelengths, in particular corresponding to the first zone Z 1 .
  • the optical system according to the invention may be a pair of optical lenses or may be a pair of an ophthalmic lenses, for example a pair of progressive addition lenses, or a pair of spectacle lenses, or a pair of contact lenses or a pair of intraocular lenses.
  • the invention further relates to the use of the optical system according to the invention to slow down myopia progression of the wearer, in particular of children.
  • the optical system according to the invention may comprise a photochromic function, i.e. the average transmissions in the different zones may vary based on the amount and/or intensity of the light received by the optical system at different wavelengths.
  • the optical system according to the invention described may comprise an electro-chromic function, i.e. the average transmissions in the different zones may be controlled by an electric signal.
  • the optical system may be arranged so that only one of the zones is controlled by either a photochromic or an electro-chromic function, for example the third zone.
  • optical system described herein may be obtained by any means known from the skilled person.
  • a pair of optical lenses according to the invention may be obtained by using a specific interference filter determined to match the specific transmission pattern.
  • An optical system according to the invention may also be achieved by combining a specific dye with an interference filter each component resulting mainly in the transmission of one zone.
  • An optical system according to the invention may also be achieved by carrying out means for absorbing light or means for reflecting light.
  • means for absorbing light are based on use of dye, pigment, or any absorber included within the optical system, at a substrate level (within the material of the optical system) and/or at a level of a functional coating on the front face and/or on the rear face of the optical system.
  • means for reflecting light comprise inorganic layers or organic/inorganic layers coated on the front face and/or the rear face of the optical system such as anti-reflection coating, mirror coating, pass-band coating.
  • the part of the transmission pattern corresponding to the first zone Z 1 can be obtained either by a UVAPLAST 365 dye or by an interference filter, such as LVF-H High-pass Filter (Ocean Optics).
  • an interference filter such as LVF-H High-pass Filter (Ocean Optics).
  • the part of the transmission pattern corresponding to the third zone Z 3 can be obtained through a bluish dye (such as nk-1 from Nidek Corp.) or using a low-pass interference filter or linear variable filter, such as an LVF-L low-pass filter (Ocean Optics).
  • a bluish dye such as nk-1 from Nidek Corp.
  • a low-pass interference filter or linear variable filter such as an LVF-L low-pass filter (Ocean Optics).
  • the invention further relates to a method for selecting an optical system according to the invention adapted for a wearer, such as for a child.
  • the method comprises the steps of measuring the effect of different optical systems according to the invention on the size of the pupil of the wearer and of selecting the optical system having the greatest average transmission value over the first and third zones and for which the wearer's pupil diameter has increased of at least 0.5 mm when wearing the optical system.
  • the method according to the invention allows providing the most transparent optical system that has the desired effect of protecting against harmful wavelengths over the first and third zone while reducing the progression of myopia of the wearer.
  • the method of selected an optical system is carried out under luminance conditions close to the luminance conditions under which the wearer is to use the optical system.
  • the method of selection can advantageously be carried out under such bright light conditions.
  • the method of selection can advantageously be carried out under such average light conditions.

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Prostheses (AREA)
  • Rehabilitation Tools (AREA)
US14/193,254 2013-03-01 2014-02-28 Myopia control optical system Abandoned US20140247423A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US15/091,073 US9885884B2 (en) 2013-03-01 2016-04-05 Myopia control optical system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13305237.3A EP2772794B1 (en) 2013-03-01 2013-03-01 An myopia control optical system
EP13305237 2013-03-01

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US15/091,073 Continuation US9885884B2 (en) 2013-03-01 2016-04-05 Myopia control optical system

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US20140247423A1 true US20140247423A1 (en) 2014-09-04

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US14/193,254 Abandoned US20140247423A1 (en) 2013-03-01 2014-02-28 Myopia control optical system
US15/091,073 Active US9885884B2 (en) 2013-03-01 2016-04-05 Myopia control optical system

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US15/091,073 Active US9885884B2 (en) 2013-03-01 2016-04-05 Myopia control optical system

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US (2) US20140247423A1 (zh)
EP (1) EP2772794B1 (zh)
CN (1) CN104020576B (zh)
ES (1) ES2686681T3 (zh)

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US9195074B2 (en) 2012-04-05 2015-11-24 Brien Holden Vision Institute Lenses, devices and methods for ocular refractive error
US9201250B2 (en) 2012-10-17 2015-12-01 Brien Holden Vision Institute Lenses, devices, methods and systems for refractive error
US9541773B2 (en) 2012-10-17 2017-01-10 Brien Holden Vision Institute Lenses, devices, methods and systems for refractive error
CN114503015A (zh) * 2019-09-19 2022-05-13 Uab研究基金会 近视的多光谱和多焦点控制

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EP3232254B1 (en) * 2016-04-11 2024-01-03 Essilor International An optical system for treating chronobiological disorders and/or myopia
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CA3107824A1 (en) 2018-07-30 2020-02-06 Acucela Inc. Optical designs of electronic contact lens to decrease myopia progression
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US11733545B2 (en) 2019-09-16 2023-08-22 Acucela Inc. Assembly process for an electronic soft contact lens designed to inhibit progression of myopia
TW202203521A (zh) 2020-02-21 2022-01-16 美商艾尤席拉有限公司 電子隱形眼鏡之充電盒
CN115668038A (zh) 2020-05-13 2023-01-31 奥克塞拉有限公司 用于近视治疗的电可切换眼镜
AU2021287803A1 (en) 2020-06-08 2022-10-27 Acucela Inc. Stick on devices using peripheral defocus to treat progressive refractive error
CN115698832A (zh) 2020-06-08 2023-02-03 奥克塞拉有限公司 用于治疗散光的非对称投影透镜
KR20230020951A (ko) 2020-06-08 2023-02-13 어큐셀라 인코포레이티드 굴절 이상을 치료하기 위한 주변 망막에 대한 디포커스된 이미지의 투영
US11281022B2 (en) 2020-06-10 2022-03-22 Acucela Inc. Apparatus and methods for the treatment of refractive error using active stimulation
US11209672B1 (en) 2021-04-06 2021-12-28 Acucela Inc. Supporting pillars for encapsulating a flexible PCB within a soft hydrogel contact lens
US11366341B1 (en) 2021-05-04 2022-06-21 Acucela Inc. Electronic case for electronic spectacles

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CN104020576A (zh) 2014-09-03
ES2686681T3 (es) 2018-10-19

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