Patents Assigned to Brien Holden Vision Institute
  • Patent number: 12386203
    Abstract: The present disclosure is directed generally to a lens that provides a stop signal to a myopic eye, over a substantial portion of the spectacle lens that the viewer is using. The present disclosure is directed to devices, methods and/or systems of imposing a stop signal to eye growth, using a spectacle lens in conjunction with a micro lenslet array. The present disclosure is also directed to devices, methods and/or systems of modifying incoming light through spectacle lenses that utilizes chromatic cues to decelerate the rate of myopia progression. The present disclosure is directed to devices, methods and/or systems of imposing a stop signal to eye growth, using a spectacle lens in conjunction with a refractive optical element and/or diffractive optical element that offer conflicting or contradictory optical signals at a wavelength between 510 nm and 610 nm.
    Type: Grant
    Filed: December 5, 2023
    Date of Patent: August 12, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Cathleen Fedtke, Padmaja Sankaridurg, Arthur Ho
  • Patent number: 12360398
    Abstract: The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye. The lenses, devices, methods and/or systems can be used for correcting, addressing, mitigating or treating refractive errors and provide excellent vision at distances encompassing far to near without significant ghosting. The refractive error may for example arise from myopia, hyperopia, or presbyopia with or without astigmatism. Certain disclosed embodiments of lenses, devices and/or methods include embodiments that address foveal and/or peripheral vision. Exemplary of lenses in the fields of certain embodiments include contact lenses, corneal onlays, corneal inlays, and lenses for intraocular devices both anterior and posterior chamber, accommodating intraocular lenses, electro-active spectacle lenses and/or refractive surgery.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: July 15, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
  • Patent number: 12313916
    Abstract: A phase-adjusting element configured to provide substantially liquid-invariant extended depth of field for an associated optical lens. One example of a lens incorporating the phase-adjusting element includes the lens having surface with a modulated relief defining a plurality of regions including a first region and a second region, the first region having a depth relative to the second region, and a plurality of nanostructures formed in the first region. The depth of the first region and a spacing between adjacent nanostructures of the plurality of nanostructures is selected to provide a selected average index of refraction of the first region, and the spacing between adjacent nanostructures of the plurality of nanostructures is sufficiently small that the first region does not substantially diffract visible light.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: May 27, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Zeev Zalevsky, Ofer Limon
  • Patent number: 12298605
    Abstract: The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye. The lenses, devices, methods and/or systems can be used for correcting, addressing, mitigating or treating refractive errors and provide excellent vision at distances encompassing far to near without significant ghosting. The refractive error may for example arise from myopia, hyperopia, or presbyopia with or without astigmatism. Certain disclosed embodiments of lenses, devices and/or methods include embodiments that address foveal and/or peripheral vision. Exemplary of lenses in the fields of certain embodiments include contact lenses, corneal onlays, corneal inlays, and lenses for intraocular devices both anterior and posterior chamber, accommodating intraocular lenses, electro-active spectacle lenses and/or refractive surgery.
    Type: Grant
    Filed: September 26, 2023
    Date of Patent: May 13, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
  • Patent number: 12298604
    Abstract: The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye. The lenses, devices, methods and/or systems can be used for correcting, addressing, mitigating or treating refractive errors and provide excellent vision at distances encompassing far to near without significant ghosting. The refractive error may for example arise from myopia, hyperopia, or presbyopia with or without astigmatism. Certain disclosed embodiments of lenses, devices and/or methods include embodiments that address foveal and/or peripheral vision. Exemplary of lenses in the fields of certain embodiments include contact lenses, corneal onlays, corneal inlays, and lenses for intraocular devices both anterior and posterior chamber, accommodating intraocular lenses, electro-active spectacle lenses and/or refractive surgery.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: May 13, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
  • Patent number: 12282175
    Abstract: An imaging lens structure and method of imaging are presented. The imaging lens structure comprising a lens region defining an effective aperture of the lens structure. The lens region comprises an arrangement of lens zones distributed within the lens region and comprising zones of at least two different optical functions differently affecting light passing therethrough. The zones of at least two different optical functions are arranged in an interlaced fashion along said lens region corresponding to a surface relief of the lens region such that adjacent lens zones of different optical functions are spaced apart from one another along an optical axis of the lens structure a distance larger than a coherence length of light at least one spectral range for which said lens structure is designed.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: April 22, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Zeev Zalevsky, Alex Zlotnik, Shai Ben-Yaish, Ofer Limon, Ido Raveh
  • Patent number: 12271059
    Abstract: A contact lens and a method for treating an eye with myopia is described. The contact lens includes an inner optic zone and an outer optic zone. The outer optic zone includes at least a portion with a first power, selected to correct distance vision. The inner optic zone has a relatively more positive power (and add power). In some embodiments the add power is substantially constant across the inner optic zone. In other embodiments the add power is variable across the inner optic zone. While in some embodiments the inner optic zone has a power designed to substantially eliminate lag of accommodation in the eye with myopia, in other embodiments, the add power may be higher.
    Type: Grant
    Filed: September 21, 2023
    Date of Patent: April 8, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Brien Anthony Holden, Gregor Schmid, Padmaja Rajagopal Sankaridurg, Arthur Ho, Aldo Abraham Martinez Magos, Percy Fabian Lazon, Earl Leo Smith, III
  • Patent number: 12259565
    Abstract: An optical processor is presented for applying optical processing to a light field passing through a predetermined imaging lens unit. The optical processor comprises a pattern in the form of spaced apart regions of different optical properties. The pattern is configured to define a phase coder, and a dispersion profile coder. The phase coder affects profiles of Through Focus Modulation Transfer Function (TFMTF) for different wavelength components of the light field in accordance with a predetermined profile of an extended depth of focusing to be obtained by the imaging lens unit. The dispersion profile coder is configured in accordance with the imaging lens unit and the predetermined profile of the extended depth of focusing to provide a predetermined overlapping between said TFMTF profiles within said predetermined profile of the extended depth of focusing.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: March 25, 2025
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Zeev Zalevsky, Alex Zlotnik, Ido Raveh, Shai Ben-Yaish, Ofer Limon, Oren Yehezkel, Karen Lahav
  • Patent number: 12061383
    Abstract: The present disclosure is directed generally to a lens that provides a stop signal to a myopic eye, over a substantial portion of the spectacle lens that the viewer is using. The present disclosure is directed to devices, methods and/or systems of imposing a stop signal to eye growth, using a spectacle lens in conjunction with a micro lenslet array. The present disclosure is also directed to devices, methods and/or systems of modifying incoming light through spectacle lenses that utilizes chromatic cues to decelerate the rate of myopia progression. The present disclosure is directed to devices, methods and/or systems of imposing a stop signal to eye growth, using a spectacle lens in conjunction with a refractive optical element and/or diffractive optical element that offer conflicting or contradictory optical signals at a wavelength between 510 nm and 610 nm.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: August 13, 2024
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Cathleen Fedtke, Padmaja Sankaridurg, Arthur Ho
  • Patent number: 12019313
    Abstract: An ophthalmic lens element includes an upper distance viewing zone and a lower near viewing zone. The upper distance viewing zone includes a central region with a first refractive power for clear distance vision and peripheral regions that are relatively positive in power compared to the first refractive power. The lower near viewing zone has a central region that is relatively positive in power compared to the first refractive power to account for accommodative lag. The powers of the peripheral regions of the lower near viewing zone are one of: i) equal to the power of the central region of the lower near viewing zone, ii) relatively positive in comparison to the power of the central region of the lower near viewing zone.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: June 25, 2024
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Padmaja Rajagopal Sankaridurg, Cathleen Fedtke, Leslie Alan Donovan, Earl Leo Smith, III, Arthur Ho, Brien Anthony Holden
  • Patent number: 11874532
    Abstract: The present disclosure is directed generally to a lens that provides a stop signal to a myopic eye, over a substantial portion of the spectacle lens that the viewer is using. The present disclosure is directed to devices, methods and/or systems of imposing a stop signal to eye growth, using a spectacle lens in conjunction with a micro lenslet array. The present disclosure is also directed to devices, methods and/or systems of modifying incoming light through spectacle lenses that utilizes chromatic cues to decelerate the rate of myopia progression. The present disclosure is directed to devices, methods and/or systems of imposing a stop signal to eye growth, using a spectacle lens in conjunction with a refractive optical element and/or diffractive optical element that offer conflicting or contradictory optical signals at a wavelength between 510 nm and 610 nm.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: January 16, 2024
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Cathleen Fedtke, Padmaja Sankaridurg, Arthur Ho
  • Patent number: 11874529
    Abstract: The present disclosure is directed to lens, methods of making, designing lens and/or methods using lens in which performance may be improved by providing one or more steps in the central portion of the optical zone and one or more steps in the peripheral portion of the optic zone. In some embodiments, such lens may be useful for correcting refractive error of an eye and/or for controlling eye growth.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: January 16, 2024
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Brien Anthony Holden, Padmaja Rajagopal Sankaridurg, Klaus Ehrmann, Fabian Conrad, Arthur Ho
  • Patent number: 11841556
    Abstract: A method is provided for use in reducing a size of halo effect in an ophthalmic lens. The method comprises: providing data indicative of a given ophthalmic lens with a first pattern providing prescribed vision improvement, processing said data indicative of the features of the first pattern and generating data indicative of a variation of at least one feature of the first pattern resulting in a second pattern which maintains said prescribed vision improvement and reduces a size of halo effect as compared to that of the lens with the first pattern.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: December 12, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ofer Limon, Zeev Zalevsky, Alex Zlotnik, Shai Ben-Yaish
  • Patent number: 11813197
    Abstract: An ophthalmic lens for treating myopia comprising: a base lens with a front surface, a back surface, and a first power profile selected to correct or substantially correct for a distance refractive error of the eye; one or more myopia control elements on at least one of the front and back surfaces of the lens; a first viewing region having a dimension selected based, at least in part, on a concentration of a pharmaceutical agent for use in conjunction with an ophthalmic lens, the first viewing region being configured to minimize, reduce and/or eliminate vision disturbances for distance vision; and a second viewing region comprising a power profile that is relatively more positive compared to the first viewing region; wherein at least one of the size of the second viewing region and the relatively more positive power of the second viewing region is selected based, at least in part, on the concentration of the pharmaceutical agent.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: November 14, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Arthur Back, Padmaja Rajagopal Sankaridurg, Cathleen Fedtke
  • Patent number: 11809024
    Abstract: The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye. The lenses, devices, methods and/or systems can be used for correcting, addressing, mitigating or treating refractive errors and provide excellent vision at distances encompassing far to near without significant ghosting. The refractive error may for example arise from myopia, hyperopia, or presbyopia with or without astigmatism. Certain disclosed embodiments of lenses, devices and/or methods include embodiments that address foveal and/or peripheral vision. Exemplary of lenses in the fields of certain embodiments include contact lenses, corneal onlays, corneal inlays, and lenses for intraocular devices both anterior and posterior chamber, accommodating intraocular lenses, electro-active spectacle lenses and/or refractive surgery.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: November 7, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
  • Patent number: 11802998
    Abstract: An optical processor is presented for applying optical processing to a light field passing through a predetermined imaging lens unit. The optical processor comprises a pattern in the form of spaced apart regions of different optical properties. The pattern is configured to define a phase coder, and a dispersion profile coder. The phase coder affects profiles of Through Focus Modulation Transfer Function (TFMTF) for different wavelength components of the light field in accordance with a predetermined profile of an extended depth of focusing to be obtained by the imaging lens unit. The dispersion profile coder is to configured in accordance with the imaging lens unit and the predetermined profile of the extended depth of focusing to provide a predetermined overlapping between said TFMTF profiles within said predetermined profile of the extended depth of focusing.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: October 31, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Zeev Zalevsky, Alex Zlotnik, Ido Raveh, Shai Ben-Yaish, Ofer Limon, Oren Yehezkel, Karen Lahav
  • Patent number: 11802997
    Abstract: A phase-adjusting element configured to provide substantially liquid-invariant extended depth of field for an associated optical lens. One example of a lens incorporating the phase-adjusting element includes the lens having surface with a modulated relief defining a plurality of regions including a first region and a second region, the first region having a depth relative to the second region, and a plurality of nanostructures formed in the first region. The depth of the first region and a spacing between adjacent nanostructures of the plurality of nanostructures is selected to provide a selected average index of refraction of the first region, and the spacing between adjacent nanostructures of the plurality of nanostructures is sufficiently small that the first region does not substantially diffract visible light.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: October 31, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Zeev Zalevsky, Ofer Limon
  • Patent number: 11796839
    Abstract: A contact lens and a method for treating an eye with myopia is described. The contact lens includes an inner optic zone and an outer optic zone. The outer optic zone includes at least a portion with a first power, selected to correct distance vision. The inner optic zone has a relatively more positive power (an add power). In some embodiments the add power is substantially constant across the inner optic zone. In other embodiments the add power is variable across the inner optic zone. While in some embodiments the inner optic zone has a power designed to substantially eliminate lag of accommodation in the eye with myopia, in other embodiments, the add power may be higher.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: October 24, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Brien Anthony Holden, Gregor Schmid, Padmaja Rajagopal Sankaridurg, Arthur Ho, Aldo Abraham Martinez Magos, Percy Fabian Lazon, Earl Leo Smith, III
  • Patent number: 11644688
    Abstract: A lens for an eye having an optical axis and an aberration profile along its optical axis, the aberration profile having a focal distance and including higher order aberrations having at least one of a primary spherical aberration component and a secondary spherical aberration component. The aberration profile may provide, for a model eye with no aberrations and an on-axis length equal to the focal distance: a peak, first retinal image quality (RIQ) within a through focus range that remains at or above a second RIQ over the through focus range that includes said focal distance, where the first RIQ is at least 0.35, the second RIQ is at least 0.1 and the through focus range is at least 1.8 Diopters.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: May 9, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho
  • Patent number: 11567347
    Abstract: An ophthalmic lens system for reducing the risk of progression of a myopic eye by selectively maintaining, inducing or creating asymmetry of the peripheral retinal profile for the eye. A method for reducing the risk of progression of myopia comprising determining the magnitude of asymmetry of the on-axis/off-axis refractive error profile or eye length profile of the eye and providing an ophthalmic lens system that corrects for and provides acceptable on-axis vision and simultaneously controls the position of the off-axis refractive error profile or eye length profile such that resultant profile of the eye is asymmetric.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: January 31, 2023
    Assignee: Brien Holden Vision Institute Limited
    Inventors: Padmaja Sankaridurg, Thomas John Naduvilath, Klaus Ehrmann, Fabian Conrad