Class / Patent application number | Description | Number of patent applications / Date published |
351159050 | Multifocal | 52 |
20120176581 | SIMULTANEOUS VISION LENSES, DESIGN STRATEGIES, APPARATUSES, METHODS, AND SYSTEMS - Certain exemplary embodiments include methods of determining ophthalmic prescriptions to ameliorate presbyopia. Certain exemplary embodiments provide an ophthalmic lens having spherical aberration of the same sign as the patient's eye and of a magnitude effective to substantially provide a desired net spherical aberration for an optical system including the patient's eye and the ophthalmic lens where the desired net spherical aberration provides a desired increase in near vision. Certain exemplary embodiments include contact lenses, intraocular lenses, corneal onlays, corneal inlays, or corneal surgeries providing spherical aberration of the same sign as the patient's eye and of a magnitude effective to substantially provide a desired net spherical aberration for an optical system including the patient's eye and the ophthalmic lens where the desired net spherical aberration provides a desired increase in near distance vision. | 07-12-2012 |
20120206692 | CONTACT LENS - Provided is a contact lens of double thin type ensuring a comfortable wearing sensation, enabling improvement of oxygen permeability and tear exchange, and having a novel structure. An optical zone having no deviation of a center of gravity by a prism is formed. A pair of thin portions extending circumferentially and having a constant thickness are formed on both upper and lower sides of a peripheral zone, and a pair of thick portions extending circumferentially and having a thickness larger than that of the thin portions are formed on both left and right sides. One or more concavities are positioned symmetrically in a left-right direction during wear in a posterior surface of each of the thick portions. A minimum thickness at a portion where the concavity is formed is larger than the thickness of the thin portions. | 08-16-2012 |
20120320333 | CONTACT LENSES FOR MYOPIC EYES AND METHODS OF TREATING MYOPIA - 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. | 12-20-2012 |
20130182215 | MULTI-FOCAL OPTICAL LENSES - A multi-focal lens having a center optical zone for creating a first focal point within 2° of the optical axis and a peripheral optical zone located adjacent the center optical zone for creating a second focal point from 2° to 10° of the optical axis, the peripheral optical zone having a correction of at least 2 diopters more than the center optical zone. | 07-18-2013 |
20140063445 | COMPLIANT DYNAMIC TRANSLATION ZONES FOR CONTACT LENSES - A contact lens incorporating one or more compliant dynamic translation zones fabricated from a material that is readily deformable under eyelid pressure during blinking and which allows for the control over translation of the contact lens on the eye. The one or more compliant dynamic translation zones provide for the comfortable relative movement of the contact lens over the eye. | 03-06-2014 |
20140253870 | Variable-Focus Lens System - A variable-focus lens system that includes a lens assembly having an electrowetting liquid lens that can be wrapped onto a curved surface such as a lens without distorting a chamber holding the electrowetting liquid lens is provided. The lens assembly includes a container body having a cup, in which the chamber is defined, and supports that extend in different directions from the cup. A flexible base substrate is arranged under the container body. Both the container body and flexible base substrate may be made from a soft polymer material and made using low-temperature fabrication processes. The flexible base substrate may be thinner than the container body and provide a relatively large surface area that engages the curved surface such that the stresses associated with wrapping a micro lens assembly onto the curved surface may be primarily absorbed by the flexible base substrate. | 09-11-2014 |
20140375949 | ANTI MYOPIA LENS - A pair of multifocal contact lenses, each including an optical zone portion and a stabilization zone portion. The optical zone portion has a distance prescription zone and a near prescription zone. The near prescription zone has a near vision add power appropriate to reduce accommodative effort to substantially zero for a selected working distance and convergence support having base-in prism combined between the pair of multifocal lenses appropriate to reduce convergence effort to substantially zero for the selected working distance. The stabilization zone portion is structured to maintain orientation of the pair of lenses with a base of the base in prism directed substantially nasally. | 12-25-2014 |
20150049300 | METHOD AND APPARATUS FOR CONSTRUCTING A CONTACT LENS WITH OPTICS - Various embodiments of the present invention provide systems, methods, and processes for constructing a contact lens. In one embodiment, a contact lens assembly is provided, comprising: a curved polymer polarizer with an aperture; a lenslet disposed inside the aperture, wherein the lenslet enables imaging near objects; and a filter attached to the lenslet. In further embodiments, a method for fabricating a flexible contact lens is provided, comprising: fabricating an element having an extrusion; providing a front concave mold, wherein the front mold has an intrusion to accommodate the extrusion of the optical element; affixing the extrusion of the optical element to the intrusion of the front mold; attaching a back convex mold to the front concave mold, thereby forming a mold cavity; and filling the mold cavity with a pre-polymerized liquid, whereby upon polymerization, the pre-polymerized liquid forms the flexible contact lens and the optical element is partially encapsulated within the lens. | 02-19-2015 |
20160054587 | PUPIL SIZE-INDEPENDENT LENS DESIGN AND METHOD FOR PREVENTING AND/OR SLOWING MYOPIA PROGRESSION - A lens includes a center of the ophthalmic lens having a negative power that provides foveal vision correction for myopia; a first peripheral zone surrounding the center having a power that gradually increases to a first peak having a dioptric power that is more positive than at the center; and a second peripheral zone surrounding the first peripheral zone and having a second peak having a dioptric power that is more positive than at the center and that is different than the power at the first peak. The power profile slows, retards, or prevents myopia progression independent of pupil size. | 02-25-2016 |
20160062144 | FREEFORM LENS DESIGN AND METHOD FOR PREVENTING AND/OR SLOWING MYOPIA PROGRESSION - Lenses incorporate freeform power profiles that at least one of slow, retard or preventing myopia progression. An ophthalmic lens includes a first zone at a center of the lens; a first peripheral region continuously extending from the center, the first peripheral region having a different dioptric power than at the center; and a second peripheral region continuously extending from the first peripheral region and having a different dioptric power than the first peripheral region, thereby providing a continuous freeform power profile having substantially equivalent visual performance to a single vision lens, and having a depth of focus and reduced retinal image quality sensitivity that slows, retards, or prevents myopia progression. | 03-03-2016 |
20160377884 | CONTACT LENS COMPRISING NON-COAXIAL LENSLETS FOR PREVENTING AND/OR SLOWING MYOPIA PROGRESSION - Contact lenses incorporating an array of non-coaxial lenslets with add power that create non-coaxial myopic defocus within the optic zone of the lens may be utilized to prevent and/or slow myopia progression. The positive, non-coaxial lenslets cover about twenty to eighty percent of the central pupil area to deliver positive foci of light in front of the retina to slow the rate of myopia progression. | 12-29-2016 |
351159060 | Progressive | 12 |
20120140165 | DEVICE FOR ASYMMETRICAL REFRACTIVE OPTICAL CORRECTION IN THE PERIPHERAL RETINA FOR CONTROLLING THE PROGRESSION OF MYOPIA - Optical device ( | 06-07-2012 |
20130201442 | Multifocal Contact Lenses And Related Methods And Uses To Improve Vision Of Presbyopic Subjects - Multifocal contact lenses and methods and uses are described. The multifocal contact lenses include an optic zone. The optic zone has an aspheric power profile that provides a near vision refractive power and a distance vision refractive power, and provides an Add power that corresponds to the difference between the near vision refractive power and the distance vision refractive power. The multifocal contact lenses can improve binocular vision of presbyopic subjects by being prescribed such that the non-dominant eye contact lens is over-corrected for distance vision, and both multifocal contact lenses are under-corrected for the Add power requirement of the subject. Batches and sets of multifocal contact lenses are also described. | 08-08-2013 |
20130314662 | CONTACT LENSES - A set of contact lenses having peripheral zones with optical power parameters determined in relation to the optical powers of the central portions of the lenses. In a specific embodiment, an optical parameter assigned to a given peripheral zone of a lens from the set represents a difference between an optical power of the lens in such peripheral zone and an optical power of the lens in the central portion. A method for determining optical parameters of such set of lenses and an apparatus implementing such determination based on imaging data acquired as a result of imaging an eye and generation of a representation of the lenses at least in part of such imaging data. | 11-28-2013 |
20140092359 | Progressive Multifocal Rigid Gas Permeable Contact Lens - A contact lens is provided. It is a rigid gas permeable, corneal-scleral progressive, multifocal, vision lens that covers the cornea and a portion of the sclera of an eye. It is particularly beneficial for use on patients who have undergone refractive surgery and/or on patients experiencing presbyopia. The lens is designed to have dual touch contact with an eye. One contact point is the central portion of the cornea and the other contact point is a portion of the sclera. | 04-03-2014 |
20140204335 | PROGRESSIVE LENSES - A method comprising: performing eye exam to a subject having a first and second eye; determining a prescription for the first and second eyes, the prescription describing focal power for each of the first eye and the second eye for at least three distances; and providing the prescription to a machine that produces progressive glasses that comprise a first and second lenses, wherein the first and second lenses each having at least three focal portions associated with the at least three distances that are located in a same height in the glasses thereby enabling clear vision for the subject in the first eye and the second eye with respect to the at least three distances. | 07-24-2014 |
20140211147 | ASYMMETRIC LENS DESIGN AND METHOD FOR PREVENTING AND/OR SLOWING MYOPIA PROGRESSION - Contact lenses incorporating asymmetric radial power profiles that increase the radial dioptric power from the center to the margin of the optical zone of the lenses may be utilized to prevent and/or slow myopia progression. The power profiles vary along different meridians. | 07-31-2014 |
20150085247 | CONTACT LENSES FOR MYOPIC EYES AND METHODS OF TREATING MYOPIA - 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. | 03-26-2015 |
20150103309 | PROGRESSIVE LENSES - A method comprising: performing eye exam to a subject having a first and second eye; determining a prescription for the first and second eyes, the prescription describing focal power for each of the first eye and the second eye for at least three distances; and providing the prescription to a machine that produces progressive glasses that comprise a first and second lenses, wherein the first and second lenses each having at least three focal portions associated with the at least three distances that are located in a same height in the glasses thereby enabling clear vision for the subject in the first eye and the second eye with respect to the at least three distances. | 04-16-2015 |
20150109574 | METHOD AND SYSTEM FOR RETARDING THE PROGRESSION OF MYOPIA - A method for retarding the progression of myopia in a human eye, the method comprising: providing ( | 04-23-2015 |
20150331255 | Lens for Myopic Eye - 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. | 11-19-2015 |
20160054586 | LENS DESIGN AND METHOD FOR MINIMIZING VISUAL ACUITY VARIATION EXPERIENCED BY MYOPIA PROGRESSORS - Contact lenses incorporate power profiles that minimize visual acuity variation for progressing myopes based upon minimization of the variation of neural sharpness image quality over a specific time period. The contact lens includes a center and at least one peripheral zone surrounding the center and having a different dioptric power than at the center. The lens has power profile selected from the group consisting of a power profile with spherical aberration, a multifocal power profile, a freeform power profile, and a segmented freeform power profile. The power profile is based on an initial paraxial power of a myopia progressor and a defined myopia progression rate over a specific time period, resulting in controlled change of the neural sharpness, thereby minimizing changes in changes in visual acuity at a beginning of the time period and at an end of the time period. | 02-25-2016 |
20180024380 | PROGRESSIVE MULTIFOCAL CONTACT LENS AND PRODUCING METHOD THEREOF | 01-25-2018 |
351159070 | Astigmatic correction | 2 |
20120200821 | SOFT CONTACT LENS - A soft contact lens for fitting to a cornea includes a lens main body made of a light permeable member. The lens main body has a diameter larger than that of a light-shielding portion which shields incident light incident to the cornea. The light-shielding portion includes a main body constituting a light-shielding member, an aperture that allows incident light to be transmitted, the aperture being positioned on a position of the main body of the light-shielding portion, and multiple holes that maintain a scotopic vision and a night vision, the holes being provided around the aperture in the main body of the light-shielding portion and each of the holes having a diameter smaller than that of the aperture. | 08-09-2012 |
20150146162 | METHOD AND APPARATUS FOR ENCAPSULATING A RIGID INSERT IN A CONTACT LENS FOR CORRECTING VISION IN ASTIGMATIC PATIENTS - The present invention, as described above and as further defined by the claims below, provides methods for forming an Ophthalmic Lens that encapsulates a Rigid Insert, wherein the Rigid Insert may be tailored to correct specific astigmatic characteristics of an eye and apparatus for implementing such methods, as well as Ophthalmic Lenses formed with the Rigid Inserts. | 05-28-2015 |
351159080 | Lens pairs having differing profile | 2 |
20130201443 | Multifocal Contact Lenses And Related Methods And Uses To Improve Vision Of Presbyopic Subjects - Multifocal contact lenses and methods and uses are described. The multifocal contact lenses include an optic zone. The optic zone has an aspheric power profile that provides a near vision refractive power and a distance vision refractive power, and provides an Add power that corresponds to the difference between the near vision refractive power and the distance vision refractive power. The multifocal contact lenses can improve binocular vision of presbyopic subjects by being prescribed such that the non-dominant eye contact lens is over-corrected for distance vision, and both multifocal contact lenses are under-corrected for the Add power requirement of the subject. Batches and sets of multifocal contact lenses are also described. | 08-08-2013 |
20130201444 | Multifocal Contact Lenses And Related Methods And Uses To Improve Vision Of Presbyopic Subjects - Multifocal contact lenses and methods and uses are described. The multifocal contact lenses include an optic zone. The optic zone has an aspheric power profile that provides a near vision refractive power and a distance vision refractive power, and provides an Add power that corresponds to the difference between the near vision refractive power and the distance vision refractive power. The multifocal contact lenses can improve binocular vision of presbyopic subjects by being prescribed such that the non-dominant eye contact lens is over-corrected for distance vision, and both multifocal contact lenses are under-corrected for the Add power requirement of the subject. Batches and sets of multifocal contact lenses are also described. | 08-08-2013 |
351159100 | Specific viewing zones | 16 |
20130258274 | METHOD AND APPARATUS FOR PROVIDING VARIATIONS OF A LOWER-LID CONTACT SURFACE AND UNDER-LID SUPPORT STRUCTURES OF A TRANSLATING MULTIFOCAL CONTACT LENS - The present invention discloses a translating multifocal contact Lens including one or both of a lower-lid contact surface and an under-lid support structure. More specifically, a translating multifocal contact Lens whereby a lower-lid contact surface may include multiple geometric variations and Blend Zones, and an under-lid support structure that may be designed based upon one or more various techniques including one or more of a function-driven technique, a uniform axial thickness technique, a uniform radial thickness technique, and a MES technique. | 10-03-2013 |
20140063444 | METHODS AND APPARATUS FOR FORMING A TRANSLATING MULTIFOCAL CONTACT LENS - The present invention discloses a translating multifocal contact lens including one or more of multiple Optic Zones, a lower-lid contact surface, and an under-lid support structure and method steps and apparatus for implementing the same. In preferred embodiments, a translating multifocal lens with at least a portion of one surface may be Free-formed comprising one or both of a lower-lid contact surface and an under-lid support structure capable of limiting the amount of translation of a lens across a surface of an eye when an eye changes from one Optic Zone to another. | 03-06-2014 |
351159110 | Having diffractive portion | 1 |
20120224138 | Diffraction IOL with Micro-modulation - Mutifocal diffractive lenses are generally designed with concentric annular zones comprising blazed steps of equal area. Trifocal diffractive lenses differ in the intensity of light that they diffract into each of their three different powers. Usually, this light distribution has been adjusted by varying the step heights of the blazed steps within the annular zones. This invention discloses a trifocal diffractive lens wherein the equal area annular zones are further subdivided into two sub-zones wherein each sub-zone comprises a discrete blazed step. The sub-zones of this invention may be of unequal area. This allows the light distribution at its focal powers to be adjusted by varying not only the step heights of the blazed steps of the sub-zones, but also the relative areas of the sub-zones. The present invention allows for an increased flexibility in the design of multifocal diffractive lenses. | 09-06-2012 |
351159120 | Annular zones | 9 |
20120154740 | MULTIFOCAL CORRECTION PROVIDING IMPROVED QUALITY OF VISION - This invention describes strategies and devices for improving the visual experience while expanding the depth of field of presbyopic and pseudophakic patients. The invention describes strategies and devices for providing improved image quality and improved visual quality of patients employing simultaneous vision bifocal, trifocal or multifocal corrections or monovision. The invention describes strategies and devices for reducing the visibility of the defocused part of the retinal image generated by simultaneous vision bifocal and multifocal ophthalmic corrections and monovision. The invention describes strategies and devices that employ control of spherical aberration or other similar asphericities to reduce the visibility of defocused ghost images. The invention describes strategies and devices that ensure that negative defocus is always coupled with negative spherical aberration (or similar asphericity), and that positive defocus is always coupled with positive SA (or similar asphericity) as a means to reduce the visibility of defocused ghostimages. | 06-21-2012 |
20120176582 | Ophthalmic Lenses And Reduction of Accommodative Error - Ophthalmic lenses provide clear visual acuity and present a myopic defocused image to the lens wearer at both near and distant viewing distances. The present lenses are used in methods to reduce ocular accommodative error in lens wearers. Methods of manufacturing the present lenses are described. | 07-12-2012 |
20120188502 | BIFOCAL OR MULTI-FOCAL CONTACT LENS - A bifocal or multi-focal contact lens ( | 07-26-2012 |
20120320334 | CORNEAL REMODELLING CONTACT LENSES AND METHODS OF TREATING REFRACTIVE ERROR USING CORNEAL REMODELLING - Contact lenses are described with a corneal remodelling effect. This corneal remodelling effect is one or both of broad-area corneal remodelling and localised remodelling. The contact lenses may also have a refractive power. The refractive power may vary across the lens and for myopia may have increased power centrally. The increased power may be provided over a lens area that has increased thickness due to localised remodelling. | 12-20-2012 |
20150124213 | DESIGN OF MYOPIA CONTROL OPHTHALMIC LENSES - Lenses are designed using wavefront measurements amenable to correction factors for near and far vision as well as pupil size to slow or stop myopia progression. | 05-07-2015 |
20160161763 | PRESBYOPIA CONTACT LENS SET - A presbyopia contact lens set especially for a user who has worn spherical contact lenses, a designing method for a presbyopia contact lens, and a manufacturing method for a presbyopia contact lens that uses such design method. The presbyopia contact lens set configured by combining a plurality of types of presbyopia contact lens having different specifications lens powers, includes the plurality of types of presbyopia contact lenses in which the radial lens power profile in a near-use region and that in a far-use region are defined using mutually different functions, the function for defining the radial lens power profile in the far-use region is set in accordance with a specifications lens power, and the radial lens power rate-of-change in the far-use region is made larger for lenses having a small specifications lens power than for lenses having a large specifications lens power. | 06-09-2016 |
351159130 | Aspheric zone | 3 |
20120113386 | Small Optic Zone Contact Lenses And Methods - Contact lenses provide clear visual acuity and simultaneously present a myopic defocused image to the lens wearer at both near viewing distances and distant viewing distances. The present contact lenses have an optic zone that has a radius of less than or equal to 2.5 mm. Stated differently, the diameter of the optic zone of the present contact lenses is 5.0 mm or less. The present lenses are used in methods to reduce progression of myopia in a person capable of ocular accommodation. Methods of manufacturing the present lenses are described. | 05-10-2012 |
20130222761 | MULTI-AXIS LENS DESIGN FOR ASTIGMATISM - A toric contact lens utilizes concentric annual rings, a continually varying lens design as a function of distance from the lens center or any other function to create a range of cylinder axis zones on a single lens. | 08-29-2013 |
20140347622 | LENS AND METHOD FOR CORRECTING VISION OF A USER - A lens for correcting vision of a user includes a central zone and an outer zone. The central zone is configured to cause light passing therethrough to form an image on a retina of an eye of the user. The outer zone surrounds the central zone and has a plurality of different aspherical coefficients for respectively causing light passing therethrough to form images spaced apart from the retina. | 11-27-2014 |
351159140 | Segmented zones | 4 |
20120307200 | CONTACT LENSES HAVING HYBRID ORIENTATION FEATURES - A contact lens such as a toric contact lens having hybrid stabilization features is disclosed. The lens includes a lens edge, a vertical meridian, a horizontal meridian, a superior region, an inferior region, an optical zone, a prism ballast zone and a peri ballast zone, wherein the contact lens has a dimple zone disposed between the optical zone and the lens edge and is centered on the inferior vertical meridian. | 12-06-2012 |
20130182216 | TREATING OCULAR REFRACTIVE ERROR - 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. | 07-18-2013 |
20160004098 | ACCOMODATING SOFT CONTACT LENS - An accommodating contact lens comprises a variable focus optical module, which comprises an optical chamber and one or more eyelid engaging chambers coupled to the optical chamber with one or more extensions comprising channels extending between the optical chamber and the more eyelid engaging chambers. The module may comprise a self-supporting module capable of supporting itself prior to placement in a contact lens to facilitate placement prior to encapsulation in the contact lens. The module may comprise one or more optically transmissive materials, provides improved optical correction, and can be combined with soft contact lens materials such as hydrogels. In many embodiments, the module comprises a support structure extending between an upper membrane and a lower membrane in order to provide variable optical power accurately with decreased amounts distortion and improved responsiveness to eyelid induced pressure. | 01-07-2016 |
20160143728 | Active Multifocal Lens - An optical lens device has an actively controllable focal length. This device comprises an element with lensing effect comprising a plurality of regions. Each such region has a corresponding refractive power for providing a corresponding focal length distinct from the focal length of at least one other region of this plurality of regions. The device further comprises at least one non-centric addressable optical element integrated in or provided on the element with lensing effect. This at least one addressable optical element is adapted for changing the transmittance of at least one of the plurality of regions in response to a control signal. The device also comprises a control means for generating the control signal. | 05-26-2016 |
351159150 | Having a diffractive portion | 5 |
20120140166 | PUPIL DEPENDENT DIFFRACTIVE LENS FOR NEAR, INTERMEDIATE, AND FAR VISION - A multifocal diffractive lens comprises a multifocal diffractive structure coupled to a refractive component. The refractive component comprises at least one curved surface. The multifocal diffractive structure comprises a first plurality of substantially monofocal echellettes having a first optical power for near vision correction and a second plurality of substantially monofocal echellettes for far vision correction. The first plurality of substantially monofocal echellettes combined with the second plurality of substantially monofocal echellettes can provide a multifocal diffractive profile having decreased light scatter, chromatic aberration, and diffraction to non-viewing orders such that dysphotopsia is substantially inhibited. A third plurality of substantially monofocal echellettes having an intermediate optical power can be combined with the first plurality of substantially monofocal echellettes and the second plurality of substantially monofocal echellettes. | 06-07-2012 |
20120147321 | Contra-Aspheric Toric Ophthalmic Lens - An ophthalmic toric lens to be worn on an eye or implanted inside of an eye, the lens includes an anterior surface, a posterior surface, and a toric shape formed into one of the anterior and posterior surfaces, the toric shape comprising two non-spherical principle meridians each having a region within an annular area of optical zone and the region of one principle meridian being configured for producing a longitudinal ray aberration of a different sign than a longitudinal ray aberration sign from the region of another principle meridian. | 06-14-2012 |
20120268711 | ASSISTIVE DEVICE FOR AIDING VISION CORRECTION AND REHABILITATION - An assistive device for aiding vision correction and rehabilitation is disclosed, which comprises a body, and a vision accommodation aiding element formed with the body. The assistive device is formed as a biofeedback corrective contact lens that can modify the curvature of the cornea to aid correcting vision accommodation. The assistive device can be used in combination eye blinking effects to modify the length of the eye axis. Vision correction and biofeedback accommodation can be therefore achieved. | 10-25-2012 |
20150022775 | MULTIFOCAL OPHTHALMIC LENS AND MANUFACTURING METHOD THEREOF - In order to reduce halos that occur in multifocal ophthalmic lenses, the mechanism of the phenomenon was elucidated and a solution was found based on the results. Thus provided are a multifocal ophthalmic lens having a structure and a manufacturing method for the same which can effectively reduce halos. A multifocal ophthalmic lens having a focal point formation region provided to an optical portion of a lens, which forms at least two focal points, wherein a cancellation region is provided to the optical portion, the cancellation region providing diffracted light of an amplitude distribution that reduces, on the image plane of the first focal point among the focal points, the amplitudes of light other than the light that forms the first focal point. | 01-22-2015 |
20150029460 | MULTIFOCAL CORRECTION PROVIDING IMPROVED QUALITY OF VISION - This invention describes strategies and devices for improving the visual experience while expanding the depth of field of presbyopic and pseudophakic patients. The invention describes strategies and devices for providing improved image quality and improved visual quality of patients employing simultaneous vision bifocal, trifocal or multifocal corrections or monovision. The invention describes strategies and devices for reducing the visibility of the defocused part of the retinal image generated by simultaneous vision bifocal and multifocal ophthalmic corrections and monovision. The invention describes strategies and devices that employ control of spherical aberration or other similar asphericities to reduce the visibility of defocused ghost images. The invention describes strategies and devices that ensure that negative defocus is always coupled with negative spherical aberration (or similar asphericity), and that positive defocus is always coupled with positive SA (or similar asphericity) as a means to reduce the visibility of defocused ghostimages. | 01-29-2015 |
351159190 | Having a means to limit or facilitate movement | 3 |
20120242950 | CONTACT LENSES WITH IMPROVED MOVEMENT - Contact lenses have design features to enhance translational properties such as dimples and coating treatments. | 09-27-2012 |
20120242951 | CONTACT LENSES WITH IMPROVED MOVEMENT - Contact lenses have design features to enhance translational properties such as dimples and coating treatments. | 09-27-2012 |
20140063446 | METHOD AND APPARATUS OF FORMING A TRANSLATING MULTIFOCAL CONTACT LENS HAVING A LOWER-LID CONTACT SURFACE - The present invention discloses a translating multifocal contact lens including one or both of multiple Optic Zones and a lower-lid contact surface, and method steps and apparatus for implementing the same. In preferred embodiments, a translating multifocal lens may be Free-formed comprising a lower-lid contact surface capable of limiting the amount of translation of a lens across a surface of an eye when an eye changes from one Optic Zone to another. | 03-06-2014 |
351159200 | Aspherical | 1 |
351159210 | Toric | 1 |
20120194778 | SEGMENTED DELTA TORIC LENS - A segmented delta toric lens is described. The segmented delta toric lens includes an optical area, a circumference area surrounding the optical area and a segmented delta protrusion formed on the circumference area. The segmented delta protrusion is located apart from the optical area and the edge of the circumference area. The segmented delta toric lens can further include a mark to indicate a direction of the segmented delta toric lens. | 08-02-2012 |