Patents Assigned to Brien Holden Vision Institute
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Patent number: 11874532Abstract: 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: GrantFiled: December 14, 2021Date of Patent: January 16, 2024Assignee: Brien Holden Vision Institute LimitedInventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Cathleen Fedtke, Padmaja Sankaridurg, Arthur Ho
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Patent number: 11874529Abstract: 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: GrantFiled: February 24, 2021Date of Patent: January 16, 2024Assignee: Brien Holden Vision Institute LimitedInventors: Brien Anthony Holden, Padmaja Rajagopal Sankaridurg, Klaus Ehrmann, Fabian Conrad, Arthur Ho
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Patent number: 11841556Abstract: 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: GrantFiled: May 18, 2022Date of Patent: December 12, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Ofer Limon, Zeev Zalevsky, Alex Zlotnik, Shai Ben-Yaish
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Patent number: 11813197Abstract: 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: GrantFiled: December 20, 2021Date of Patent: November 14, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Arthur Back, Padmaja Rajagopal Sankaridurg, Cathleen Fedtke
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Patent number: 11809024Abstract: 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: GrantFiled: February 9, 2021Date of Patent: November 7, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
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Patent number: 11802997Abstract: 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: GrantFiled: June 23, 2021Date of Patent: October 31, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Zeev Zalevsky, Ofer Limon
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Patent number: 11802998Abstract: 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: GrantFiled: November 11, 2021Date of Patent: October 31, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Zeev Zalevsky, Alex Zlotnik, Ido Raveh, Shai Ben-Yaish, Ofer Limon, Oren Yehezkel, Karen Lahav
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Patent number: 11796839Abstract: 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: GrantFiled: March 8, 2021Date of Patent: October 24, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Brien Anthony Holden, Gregor Schmid, Padmaja Rajagopal Sankaridurg, Arthur Ho, Aldo Abraham Martinez Magos, Percy Fabian Lazon, Earl Leo Smith, III
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Patent number: 11644688Abstract: 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: GrantFiled: October 13, 2020Date of Patent: May 9, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho
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Patent number: 11567347Abstract: 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: GrantFiled: April 27, 2018Date of Patent: January 31, 2023Assignee: Brien Holden Vision Institute LimitedInventors: Padmaja Sankaridurg, Thomas John Naduvilath, Klaus Ehrmann, Fabian Conrad
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Patent number: 11402663Abstract: A lens for an eye that includes a zone with a first power profile for images received by the retina on the fovea, a zone with a second power profile for images received by the peripheral retina on the nasal side and a zone with a third power profile for images received by the peripheral retina on the temporal side. The first power profile is selected to provide clear or acceptable vision and the second and third power profiles are selected to affect the peripheral image position.Type: GrantFiled: October 7, 2019Date of Patent: August 2, 2022Assignee: Brien Holden Vision Institute LimitedInventors: Arthur Ho, Padmaja Rajagopal Sankaridurg, Earl Leo Smith, III, Brien Anthony Holden
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Patent number: 11366337Abstract: 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: GrantFiled: April 14, 2020Date of Patent: June 21, 2022Assignee: Brien Holden Vision Institute LimitedInventors: Ofer Limon, Zeev Zalevsky, Alex Zlotnik, Shai Ben-Yaish
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Patent number: 11333903Abstract: 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: GrantFiled: November 13, 2019Date of Patent: May 17, 2022Assignee: Brien Holden Vision Institute LimitedInventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
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Patent number: 11320672Abstract: 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: GrantFiled: November 12, 2019Date of Patent: May 3, 2022Assignee: Brien Holden Vision Institute LimitedInventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Arthur Ho, Brien Anthony Holden
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Patent number: 11234862Abstract: 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: GrantFiled: March 10, 2021Date of Patent: February 1, 2022Assignee: BRIEN HOLDEN VISION INSTITUTE LIMITEDInventors: Arthur Back, Padmaja Rajagopal Sankaridurg, Cathleen Fedtke
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Patent number: 11226497Abstract: 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: GrantFiled: October 25, 2017Date of Patent: January 18, 2022Assignee: BRIEN HOLDEN VISION INSTITUTE LIMITEDInventors: Ravi Chandra Bakaraju, Klaus Ehrmann, Cathleen Fedtke, Padmaja Sankaridurg, Arthur Ho
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Patent number: 11199651Abstract: 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: GrantFiled: December 5, 2018Date of Patent: December 14, 2021Assignee: Brien Holden Vision Institute LimitedInventors: Zeev Zalevsky, Alex Zlotnik, Ido Raveh, Shai Ben-Yaish, Ofer Limon, Oren Yehezkel, Karen Lahav
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Patent number: 11079517Abstract: 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: GrantFiled: July 6, 2018Date of Patent: August 3, 2021Assignee: Brien Holden Vision Institute LimitedInventors: Zeev Zalevsky, Ofer Limon
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Patent number: 11061253Abstract: An ophthalmic lens comprising: at least one first optical zone with a first axis, the at least one first optical zone being configured such that, in use with an eye, at least a portion of light passing through the at least one first optical zone is refracted to a first focal point on the first axis; and at least one second optical zone configured such that, in use with the eye, at least a portion of light passing through the at least one second optical zone is refracted to one or more focal points positioned off-axis relative to the first focal point and on at least one focal plane different than a focal plane corresponding to the first focal point; wherein the at least one second optical zone is configured such that the light extending beyond the one or more focal points provides extended depth of focus.Type: GrantFiled: August 21, 2020Date of Patent: July 13, 2021Assignee: Brien Holden Vision Institute LimitedInventors: Arthur Back, Hassan Esfandiarijahromi
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Patent number: 10969608Abstract: 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: GrantFiled: March 18, 2019Date of Patent: April 6, 2021Assignee: Brien Holden Vision Institute LimitedInventors: Brien Anthony Holden, Gregor Schmid, Padmaja Rajagopal Sankaridurg, Arthur Ho, Aldo Abraham Martinez Magos, Percy Fabian Lazon, Earl Leo Smith, III