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Ophthalmic lenses or blanks

Subclass of:

351 - Optics: eye examining, vision testing and correcting

351041000 - SPECTACLES AND EYEGLASSES

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
351160000 Eye contact type 148
351168000 Multifocal 104
351177000 Methods 66
351163000 With light filtering means 54
351166000 With lens protective layers 14
351176000 Focus and/or astigmatism correction 10
351174000 With beveled, polished or reinforced edges 6
351175000 Prismatic type 5
20100141893REFERENCE POINTS FOR ORTHO POSITION - The invention relates to a method, a system and a computer program product, in particular for designing or producing a lens having a prismatic effect, and to a lens having a prismatic effect. Said method consists of the following steps: individual data of the spectacle wearer is obtained, said individual user data comprising prismatic prescription data; the prismatic lens is designed taking into account the individual user data; centration data for the prismatic lens is determined in accordance with the prismatic prescription data.06-10-2010
20080259272Eyewear for Redirected Viewing - A pair of spectacles for providing a redirected view includes a visor configured to support a pair of triangular optical prisms attached to the bottom surface of the visor in front of a wearer's eyes. The prisms provide an internally reflected and refracted path approximately normal to the forward vision allowing the wearer to view scenes without head or body reorientation. The visor and the prisms are oriented at an angle of 5 to 15 degrees below horizontal, as defined by the spectacles' handle portion, to position the prisms at an optimal viewing angle to enhance wearer comfort. The prisms are made wide and spaced close together to provide a panoramic perspective, with the inside lower corner radiused to provide room for a wearer's nose.10-23-2008
20090046245TILTED PRISM FOR THE TREATMENT OF CYCLO DEVIATION - A system for treatment of cyclo deviation of one or both eyes of a patient and related methods are disclosed. The system for treatment of cyclo deviation may include eyeglasses with lenses and a frame wherein at least one of the lenses is a prism. The prism may be disposed such that a primary plane of the prism does not lie perpendicular to the primary gaze of the patient. The prism may be rotated such that it is not co-planar with the other lens of the eyeglasses. For example, the prism may be oriented in a base-out configuration and also be tilted in a pantoscopic (e.g., top out) or retroscopic (e.g., bottom out) manner.02-19-2009
20110032477Variable Prism Eyeglasses and Method of Making Same - The present invention is an eyeglass device that has manually variable prisms to correct Strabismus; that is, double vision. Variable prism glasses allow the doctor or patient to adjust the prism power to the minimum required at a particular time and no more. They also allow adjustment of the prisms so that they work the weak eye muscles. In time the weak muscles may become strong enough so that prism glasses are no longer needed. The present invention has numerous embodiments. The medical profession can treat Strabismus, also called Convergence Insufficiency (CI), both actively and passively. The active treatment provides the doctor with a varied range of therapeutic options. The doctor has the ability to change the treatment program as often as necessary without the interruption of ordering new glasses because the present invention changes to meet the needs of the patient. When the invention is used in a passive fashion, it allows the patient to manually adjust the prism strength without removing the eyeglasses.02-10-2011
20110085130OPTICAL APPARATUS - Medical treatment apparatus that treats conditions selected from the group consisting of phantom limb pain, stroke, visual neglect syndrome, and complex regional pain syndrome, and worn on a head of a user to view an object in front of an eye of the user includes a support configured for location and use of the apparatus near the eye; solely one optical device including at least one prism that defines a plane at which the field of view is reflected supported by the support such that, in use, the optical device is within a visual field of solely one eye of the user, the optical device reversing a field of view of the user's eye through the optical device laterally with respect to the user's eyes, and configured such that the plane defined by the at least one prism is substantially in a sagittal plane of the user; and a member that obstructs a field of view of the eye of the user other than the eye with which the optical device is operable.04-14-2011
Entries
DocumentTitleDate
20100045929SPECTACLE LENS - A spectacle lens includes a multi-contact diffractive optical element formed on at least one surface of a overall lens system that is arranged from an object to a pupil, in which an apparent Abbe number V02-25-2010
20100134753Optical Article and Method for Producing the Same - An optical article includes: an optical substrate, and a functional layer that is light-transmissive and is laminated to the surface of the optical substrate, the period Pk (nm06-03-2010
20110013136ELECTRICALLY CONTROLLABLE OPTICAL COMPONENT COMPRISING AN ARRAY OF CELLS - An electrically controllable optical component (01-20-2011
20080304008Article Coated With an Ultra High Hydrophobic Film and Process For Obtaining Same - The present invention relates to an article having at least one surface, wherein said surface is at least partially coated with a ultra high hydrophobic film having a surface roughness such that the film exhibits a static water contact angle at least equal to 115°, preferably 120°, even better 125°, and wherein said film is a nanostructured film comprising a first layer comprising nanoparticles bound by at least one binder adhering to the surface of the article, and a second layer of an anti-fouling top coat at least partially coating said first layer. The present invention also concerns a process for preparing the above article.12-11-2008
20120026456Optical Article and Optical Article Production Method - An optical article comprising: an optical base material; and a translucent layer that contains TiO02-02-2012
20100302504OPTICAL ELEMENT FOR STABILIZING REFRACTIVE INDEX PROFILES USING POLYMER MIXTURES - An optical element comprising: a first monomer polymerized while in the presence of a second monomer to form a first polymer intermixed with the second monomer, the first polymer having a spatially varying degree of cure that provides a predetermined refractive index profile; and the second monomer polymerized in the presence of the first polymer to form a second polymer intermixed with the first polymer, the second polymer stabilizing the refractive index profile.12-02-2010
20090201461INTERCONNECTION TAB USED WITH OPTICAL DEVICES - An optical device with at least one interconnection tab is provided. The optical device includes a pair of opposed substrates with a gap therebetween filled with an electro-optic material. Each substrate has a facing surface with a substrate electrode disposed thereon. A sealing material is disposed between the pair of opposed substrates to contain the electro-optic material. At least one interconnection tab is interposed between the substrates. The interconnection tab includes an insulator layer with opposed surfaces. A tab electrode layer is provided on each surface, wherein each tab electrode layer contacts a corresponding substrate electrode. And each tab electrode layer includes a portion that extends from the pair of opposed substrates on selected portions of the insulator layer.08-13-2009
20100265457MATERIALS AND METHODS FOR PRODUCING LENSES - The subject invention provides methods for creating wavefront aberrators with a desired refractive index profile that is stable against thermal and/or solar exposure. The invention further provides wavefront aberrators produced according to the methods described herein.10-21-2010
20080212018Transparent Pixelized Optical Component with Absorbing Walls, its Method of Manufacture and its Use in the Manufacture of a Transparent Optical Element - A transparent optical component (09-04-2008
20100060848Method For Manufacturing Ophthalmic Lenses Using Circular Blanks - For manufacturing ophthalmic lenses and other optical form bodies made of plastic material, plastic form parts are used which are made by non-cutting shaping and are then further worked by mechanical production steps. Said plastic form parts are circular blanks (03-11-2010
20080212019OPTICALLY DECENTERED FACE SHIELD - A face protector includes a one piece shield in which an optical center is displaced away from the normal straight ahead line of sight toward an activity specific line of sight to minimize image shift that occurs when a direction of gaze passes across the edge of the shield. An apex of the shield is formed at a forwardmost point of the shield, or a virtual extension of the shield, when the shield is in an as worn position on a wearer. In particular examples, an optical axis extends through the optical center, at a non-zero angle to the normal straight ahead line of sight and substantially parallel to the activity specific line of sight, with the optical center being placed away from the apex. In particular examples, the optical axis is closer to (or coincident with) an activity specific line of sight of one of the right or left eye. The face protector is particularly useful in activities such as sports, for example hockey, football, or baseball which involve activity specific lines of sight. In one disclosed embodiment, the optical center is positioned at or below a bottom edge of the shield so that a hockey player can view an object on the ice below the lower edge of the shield with reduced image shift.09-04-2008
20080239236ENHANCED ELECTRO-ACTIVE LENS SYSTEM - A lens system and optical devices that provide enhanced vision correction are disclosed. The lens system includes an electro-active layer that provides correction of at least one higher order aberration. The higher order correction changes dynamically based on a user of the lens system's needs, such as a change by the user's gaze distance, pupil size, or changes in tear film following blinking, among others. Optical devices are also described that use these and other lens systems to provide correction of higher order aberrations. An optical guide is also described that guides the user's line of sight to see through a lens region having a correction for a higher order aberration.10-02-2008
20080273167SURFACE RELIEF DIFFRACTIVE OPTICAL ELEMENTS PROVIDING REDUCED OPTICAL LOSSES IN ELECTRO-ACTIVE LENSES COMPRISING LIQUID CRYSTALLINE MATERIALS - An electro-active lens has a first substrate with a surface relief diffractive topological profile and a second substrate positioned opposite to the first substrate having a substantially smooth topological profile. A first electrode is positioned along the surface relief diffractive topological profile of the first substrate, and a second electrode is positioned between the first electrode and second substrates. An electro-active material is positioned between the first and second electrodes. The surface relief diffractive topological profile of the first substrate has been modified to eliminate nearly vertical side walls and/or sharp, nearly discontinuous changes in the surface profile, to instead be characterized by sloped side walls and smooth changes in the surface profile, i.e., rounded corners. The radius of curvature of the rounded corners may be, by way of example only, between 1 μm and 100 μm, the slope of the side walls may be at some angle θ, or the shape of the surface profile may be determined by a mathematical smoothing function.11-06-2008
20090251662Optical Device for Providing Prescription Correction to a Mirror - An optical device for providing prescription correction to a mirror so that a person who normally wears prescription glasses may clearly see, and also have unobstructed access to, their face in order to apply makeup. A magnifying lens of an appropriate corrective power is removably attached to the mirror by means of a suction cup. The magnifying lens has two refracting surfaces and, when attached to a mirror surface has a convex refracting surface confronting the mirror surface. The lens situated in close proximity to the mirror provides a user who normally wears prescription eyeglasses with the appropriate corrective power to enable them to clearly see their face while providing good working room for them to perform tasks such as applying their makeup.10-08-2009
20090015785ADJUSTABLE CORRECTION FOR A VARIETY OF AMBIENT LIGHTING CONDITIONS - A lens system is presented having a lens having an electro-active element, a sensor for sensing a change in ambient light, a controller in operative communication with the sensor, and a plurality of electrode rings electrically connected to the controller. The electrode rings may be concentric. The controller applies a voltage to the plurality of electrode rings when the sensor senses a change in ambient light. The application of voltage causes a change in the refractive index of the electro-active element for correcting a spherical aberration of the eye due to the sensed change in ambient light.01-15-2009
20090086160METHODS OF STERILIZING OPHTHALMIC LENSES - Methods of sterilizing ophthalmic lenses are disclosed.04-02-2009
20100238397Coating composition and optical mar-resistant tintable coating - A coating composition and coating for ophthalmic lenses and other polymeric substrates having a unique combination of excellent solution stability, rapid cure rate, improved mar resistance, rapid dye absorption, and improved receptivity towards antireflective coatings. The coating comprises an abrasion resistant polymer and a dye-absorption-enhancing oligomer. The coating is tinted after curing with a dye to provide light absorbency in the coating.09-23-2010
20090115962RANDOMLY PIXELLATED OPTICAL COMPONENT, ITS FABRICATION METHOD AND ITS USE IN THE FABRICATION OF A TRANSPARENT OPTICAL ELEMENT - An optical component (05-07-2009
20110128494SPECTACLE LENS - This invention provides a spectacle lens excellent in hue, and provides a spectacle lens formed from a resin composition containing 06-02-2011
20110211157INTERCONNECTION TAB USED WITH OPTICAL DEVICES - An optical device with at least one interconnection tab is provided. The optical device includes a pair of opposed substrates with a gap therebetween filled with an electro-optic material. Each substrate has a facing surface with a substrate electrode disposed thereon. A sealing material is disposed between the pair of opposed substrates to contain the electro-optic material. At least one interconnection tab is interposed between the substrates. The interconnection tab includes an insulator layer with opposed surfaces. A tab electrode is provided on each surface, wherein each tab electrode is in electrical connection with a corresponding substrate electrode facing the tab electrode. And a pad electrode is also provided on each surface, wherein each pad electrode is in electronic connection with the substrate electrode facing the opposed surface of the insulator layer.09-01-2011
20100039611TRANSPARENT OPTICAL COMPONENT HAVING CELLS FILLED WITH OPTICAL MATERIAL - A transparent optical component having cells (02-18-2010
20100053547Optical Article Comprising an Anti-Smudge Coating - An optical article comprising an optically transparent substrate with a main surface and, covering the main surface, an anti-smudge coating itself at least partially covered by a temporary topcoat, the anti-smudge coating being the result of the hardening of a polymerisable composition comprising: 55% to 80% by weight, preferably to by weight, of a first component A selected among fluorinated compounds, of which only one end of the chain comprises at least one silanol group or silanol precursor and their mixtures, and 45% to 20% by weight of a second component B selected among linear fluorinated compounds, preferably perfluorinated compounds, of which both ends of the chain comprise at least one silanol group or silanol precursor and their mixtures, for 100% by weight of the first component A and the second component B. The first component A and the second component B together accounting for at least 50% by weight of the total weight of the coating. Application to ophthalmic lenses.03-04-2010
20100296048PRESCRIPTION LENS AND METHOD OF MAKING SAME - The present invention relates to a method for manufacturing a prescription lens. In one embodiment, the method includes the steps of obtaining information of a prescription lens and information of a frame to accommodate the prescription lens, wherein the information of the prescription lens comprises a lens power, an optical area and a spherical front base curve, and wherein the information of the frame comprises a frame curve; calculating the maximum lens thickness of the prescription lens at the optical area according to the information of the prescription lens; selecting a lens according to the calculated maximum lens thickness at the optical area, the information of the prescription lens and the information of the frame; and processing the selected lens so as to obtain the prescription lens that has a transition zone surrounding the optical area and an edge portion surrounding the transition zone such that the thickness of the edge portion is substantially thinner that the maximum lens thickness of the optical area.11-25-2010
20100296047EYEWEAR FOR USE ON LAND - Eyewear includes a lens unit and a frame mechanism coupled to the lens unit. The lens unit includes two viewing sections each having a front face that is a portion of a peripheral face extending between an apex and a bottom face of a cone. The apex is below the bottom face of the cone. A vertical axis passes through a center of the bottom face of the cone. A spacing from a top edge of each viewing section to the vertical axis in a thickness direction is smaller than a spacing from a bottom edge of the viewing section to the vertical axis in the thickness direction A normal plane perpendicular to each viewing section is at an acute angle with the vertical axis. Each viewing section is a curved face in a circumferential direction about the vertical axis.11-25-2010
20110199572METHODS AND LENSES FOR CORRECTION OF CHROMATIC ABERRATION - The subject invention provides lenses, and methods for designing and manufacturing these lenses, with reduced chromatic aberration. Advantageously, these lenses are specifically designed to correct chromatic aberration that results as multichromatic light passes through the lenses.08-18-2011
20090174862METHOD FOR TREATING A LENS APT TO TRIMMING AND LENS APT TO TRIMMING - A method for treating an ophthalmic lens comprising two main sides, wherein at least one side comprises an organic or mineral external layer coated with a MgF07-09-2009
20110304815OPTICAL SYSTEM PROVIDING MAGNIFICATION - An optical magnifier has two light transmissive substrates with lenses on either side of each substrate and wherein the arrays of lenses are aligned such that an array of afocal optical magnifiers is produced. One of the arrays forming the array of afocal magnifiers has positive lenses and one of the arrays forming the array of afocal magnifiers has negative lenses. Two arrays of afocal magnifiers are combined to form a pair of magnifying glasses.12-15-2011
20110304816SYSTEM AND METHOD FOR MANUFACTURING A LENS, SUCH AS AN OPHTHALMIC LENS - A system and method for manufacturing an ophthalmic lens is described. In some examples, the system applies a back surface to a lens blank that includes an aspherical curve having two radii of curvature. In some examples, a back surface of a peripheral portion of the lens follows the curvature of a front surface of the lens in order to establish a rounded, non-sharp edge to a lens blank used during the manufacturing process of a prescription eyeglass lens.12-15-2011
20110317124OPHTHALMIC LENS, SYSTEMS AND METHODS WITH ANGULAR VARYING PHASE DELAY - An ophthalmic lens, such as an intraocular lens (IOL), a phakic IOL or a corneal implant, and a system and method relating to same, having coupled thereto one or more rotationally asymmetric and/or non-continuous diffractive zones, such as for providing improved multifocal vision correction.12-29-2011
20120062833OPTICAL MEMBER, PLASTIC LENS FOR EYEGLASSES, AND METHOD FOR MANUFACTURING THE SAME - An optical member includes a substoichiometric titanium oxide film formed by depositing substoichiometric titanium oxides in a vacuum chamber into which an oxygen gas for adjusting a vacuum is introduced. In the optical member, the film forming pressure p (Pa) in the vacuum chamber and the optical film thickness (a refractive index of 2.50, a wavelength of 500 nm) of the substoichiometric titanium oxide film have relations of (03-15-2012
20120062834ENERGIZED BIOMEDICAL DEVICE - This invention discloses methods and apparatus for providing a biomedical device, such as an ophthalmic lens with an energy receptor capable of powering a processing device.03-15-2012
20100208194VARIABLE FOCUS LIQUID FILLED LENS APPARATUS - A variable focus lens apparatus includes at least one rigid optical disc, at least one flexible optical membrane and at least one layer of a transparent fluid that is in communication with a fluid channel and a reservoir. When incorporated in a spectacle lens, the lens system enables wearers to adjust the power of each lens individually, so as to achieve the preferred binocular visual performance, consistent with maximum stereopsis and binocular fusion at any desired object plane.08-19-2010
20100208195VARIABLE FOCUS LIQUID FILLED LENS MECHANISM - A mechanism allows for changing the optical strength of a liquid-filled lens having a cavity filled with fluid. A reservoir contains additional fluid and is in fluid communication with the cavity, and the mechanism draws fluid from the reservoir into the cavity or pulls fluid from the cavity back into the reservoir, whereby a change in the amount of fluid within the lens cavity changes the lens's optical strength. A membrane seals the reservoir, and a plunger impinges upon the membrane. A movement device, such as a barrel screw or lever, moves the plunger in a controlled manner toward the membrane to increase pressure within the reservoir and thereby force fluid out of the reservoir into the lens cavity, and away from the membrane to decrease pressure within the reservoir and thereby withdraw fluid from the lens cavity and into the reservoir.08-19-2010
20090059163Ophthalmic Lens Having Selected Spherochromatic Control and Methods - An aspect of the invention is directed to an ophthalmic lens, comprising at least one optic having at least one aspheric surface, the lens configured such that, when applied to an average eye, for a bandwidth between a wavelength of 656 nm and a wavelength of 486 nm, at a location disposed in a range 0.7 to 1.0 of the normalized clear aperture of the lens, the spherochromatism being less than 25 waves of the center wavelength of the bandwidth. In some embodiments, the lens is multizonal.03-05-2009
20090059162METHODS OF RELEASING AND HYDRATING OPHTHALMIC LENSES - Methods of releasing and hydrating ophthalmic lenses are described herein.03-05-2009
20110096289POLARIZING OPHTHALMIC LENS - The object of this invention is to provide a polarizing ophthalmic lens excellent in impact resistance and free of separation, soiling, etc., even when it contains an ultraviolet absorbent.04-28-2011
20100328603OPHTHALMIC EYEWEAR WITH LENSES CAST INTO A FRAME AND METHODS OF FABRICATION - The present invention is directed to a method of manufacturing spectacle lens eyewear using a block mold, front and back optical inserts, front and back optical insert gaskets, a protractor insert, a closing mechanism and a preformed frame, the method comprising the steps of: selecting a front optical insert from a look up table or computer program product and assembling the insert into the block mold; selecting a front optical insert gasket and assembling the gasket onto the front optical insert; assembling the frame front onto the front optical insert gasket; selecting a back optical insert gasket and assembling the gasket onto the back side of the frame front; selecting a back optical insert from a look up table or computer program product and assembling the insert onto the back optical insert gasket; assembling the protractor insert and adjusting the position of the back optical insert to the axis indicated on a look up table or computer program product; assembling the mold closing mechanism and securing the mold; filling the cavity through a first capillary tube; curing the closed mold to polymerize the lenses; removing the ophthalmic eyewear from the block mold and releasing the front and back optical inserts and insert gaskets; and removing the capillary tube housing and attaching earpieces.12-30-2010
20110037941Optically Decentered Face Shield - A face protector includes a one piece shield in which an optical center is displaced away from the normal straight ahead line of sight toward an activity specific line of sight to minimize image shift that occurs when a direction of gaze passes across the edge of the shield. An apex of the shield is formed at a forwardmost point of the shield, or a virtual extension of the shield, when the shield is in an as worn position on a wearer. In particular examples, an optical axis extends through the optical center, at a non-zero angle to the normal straight ahead line of sight and substantially parallel to the activity specific line of sight, with the optical center being placed away from the apex. In particular examples, the optical axis is closer to (or coincident with) an activity specific line of sight of one of the right or left eye. The face protector is particularly useful in activities such as sports, for example hockey, football, or baseball which involve activity specific lines of sight. In one disclosed embodiment, the optical center is positioned at or below a bottom edge of the shield so that a hockey player can view an object on the ice below the lower edge of the shield with reduced image shift.02-17-2011
20100245758PROGRESSIVE READING AND INTERMEDIATE DISTANCE LENS DEFINED BY EMPLOYMENT OF A ZERNIKE EXPANSION - There is provided a lens that includes a surface having a continuous monotonic change of power through (a) a first zone for reading at a distance of about 35 centimeters to about 45 centimeters from said lens through (b) a second zone for viewing at near and intermediate distances from about 45 centimeters to about four meters from said lens. The second zone includes a corridor having a length of greater than or equal to about 16 millimeters and a width of greater than or equal to about 6 millimeters along said length. The lens has surface astigmatism less than or equal to about 0.5 diopter within said corridor, and is a progressive addition lens.09-30-2010
20090103044SPECTACLE FRAME BRIDGE HOUSING ELECTRONICS FOR ELECTRO-ACTIVE SPECTACLE LENSES - A nose bridge for a fashion spectacle lens frame adapted for housing electro-active lenses is presented. The nose bridge may include a body which may further include electronic components. The nose bridge may further include a connecting element for connecting the electronic components with the electro-active lenses for altering optical properties of the electro-active lenses. The nose bridge may be adapted to fit a variety of frame sizes, shapes, and styles as well as lenses of a variety of sizes and shapes.04-23-2009
20080212017Pixellized Transparent Optical Component Comprising an Absorbing Coating, Production Method Thereof and Use Thereof in an Optical Element - A transparent optical component (09-04-2008
20110310346TRANSPARENT OPTICAL ELEMENT INCLUDING A CELL ASSEMBLY - The invention relates to a transparent optical element including an assembly of cells having variable respective depths as measured in a direction perpendicular to a surface of the element having said cells. The cells can be filled with a gas or with mixtures of at least two components having different light refraction index values. The variation of the cell depth increases the variation of an equivalent value of the light refraction index associated with each cell, and reduces the roughness of a lens equivalent to the optical element.12-22-2011

Patent applications in class Ophthalmic lenses or blanks

Patent applications in all subclasses Ophthalmic lenses or blanks