|
Match
|
Document |
Document Title |
|
|
6139145 |
Ophthalmic optical element incorporating a holographic element and use of same in cases of central field loss
A method of correcting vision defects associated with central field loss. The method is effected by passing light arriving at a retina of an eye through an image deflection ophthalmic optical...
|
|
|
6135594 |
Toric contact lens with axis offset compensation and method and apparatus for manufacturing same
A contact lens and a method and apparatus for manufacturing a contact lens having areas of different thickness, the contact lens being compensated for differential shrinkage during the...
|
|
|
6135595 |
Eyeglass lenses for correcting color vision
An inexpensive, high-performance, color vision correcting plastic eyeglass lens comprises a partial reflection film for partially reflecting light, or a coloring agent for partially absorbing...
|
|
|
6126285 |
Trial lens
A trial lens has a lens surface provided with an index. A stable position of the trial lens on a cornea of a wearer thereof is measured by the use of the index. The position of an optical center of...
|
|
|
6123422 |
Methods for producing progressive addition lenses
The invention provides progressive addition lenses in which lens unwanted astigmatism is reduced and channel width through the intermediate and near vision zones is increased as compared to...
|
|
|
6109748 |
Lens wafer with removable coating
Disclosed is a lens wafer suitable for use in preparing a laminated lens which wafer has a coating on at least one surface thereof in the form of a peelable protective film.
|
|
|
6099122 |
Process for the functionalization of surfaces
The present invention describes a novel coating process that comprises the use of a functional photoinitiator, or a macroinitiator derived therefrom, in a cascade of process steps, wherein, on the...
|
|
|
6099123 |
Production of photopolymerized polyester high index ophthalmic lenses
Unsaturated polyester resin-based ophthalmic lens compositions that are modified for unexpected improvement in speed of manufacture while maintaining uniform, low optical distortion and/or improved...
|
|
|
6092898 |
Surgical contact lens, methods for viewing the interior of an eye and methods for manufacturing such lenses
The invention provides a sapphire surgical contact lens to view interior structures and regions of an eye as well as methods for making and using such a surgical contact lens. The surgical contact...
|
|
|
6089713 |
Spectacle lens with spherical front side and multifocal back side and process for its production
A spectacle lens has a spherical or rotationally symmetrical, aspheric front side and a back side prescription surface. All individual requirements of the prescription for spectacles, consisting of...
|
|
|
6086203 |
Progressive addition lenses
The invention provides progressive addition lenses in which lens unwanted astigmatism is reduced and channel width through the intermediate and near vision zones is increased as compared to...
|
|
|
6086202 |
Method of producing angular tolerance markings for lenses for correcting astigmatism, and associated lenses
In a method of producing tolerance markings on a contact lens for correcting astigmatism which has a given cylinder, the tolerance markings comprise at least two straight line segments in the...
|
|
|
6082856 |
Methods for designing and making contact lenses having aberration control and contact lenses made thereby
A method for constructing a soft contact lens having a prescribed power correction for focusing light on the retina of an eye is described. The method provides a soft contact lens that, when in...
|
|
|
6079827 |
Method for tandem edging complementary lenses
A method for simultaneously edging a complementary pair of ophthalmic lenses is disclosed. In this method, 1) the lenses to be edged are stacked or temporarily bonded; 2) the stacked or temporarily...
|
|
|
6079826 |
Method for identifying characteristics of contact lenses
Contact lenses include a posterior surface including a first identifiable marking, and an anterior surface includes a second identifiable marking different from the first marking, the first and...
|
|
|
6065836 |
Photochromic ophthalmic lens
A photochromic ophthalmic lens and a process for its preparation are disclosed. The lens comprise a substantially transparent substrate having a lenticular shape and, at least one film adhering to...
|
|
|
6030077 |
Multifocal ocular lens having intermediate region with continuously varying optical power
A multifocal ocular lens having a vision correction area which consists of a central, an intermediate, and an outer vision correction region having respective different values of an optical power,...
|
|
|
6030078 |
Colored contact lenses that change the appearance of the iris to olive green
A colored contact lens comprising a non-opaque pupil section, an iris section surrounding the pupil section, and a colored, opaque, intermittent patter over the iris section. The pattern having...
|
|
|
6019470 |
Progressive multifocal lens and manufacturing method of eyeglass lens and progressive multifocal lens
A progressive multifocal lens used for correction of vision includes a progressive refractive surface positioned closest to the user's eye when the lens is worn by the user, and a second surface on...
|
|
|
6012813 |
Aspherical spectacle lens
An aspherical lens by which residual aberration in all of third eye-positions is corrected and which the center or edge thickness can be reduced. Thus, this aspherical lens employs a first or...
|
|
|
6010647 |
Multifocal lens and method of making the same
A multifocal lens having a plurality of focal points with focal positions different from each other includes a central optical portion, centered at an optical axis, having a predetermined...
|
|
|
6010219 |
Fenestrated contact lens for treating myopia
An improved corneal contact lens for use in orthokeratology wherein the lens has an anterior surface, posterior surface and includes a tear zone which defines a tear reservoir located on the...
|
|
|
6010220 |
Tab and bus bar application method
A method for applying bus bar tab system to the peripheral edge region of a substrate such as an ophthalmic lens is disclosed. The method involves: 1) applying a curable conductive epoxy to said...
|
|
|
6008299 |
Optic devices formed from melt processable thermoplastic materials having a high refractive index
This invention relates generally to optic devices such as ophthalmic lenses, lens blanks, and lens preforms, made from a thermoplastic material of a specific formula and a process for forming the...
|
|
|
5997139 |
Polarizing lens for sunglasses, method and apparatus for producing said lens
A polarizing lens for sunglasses comprising a laminate having a polarizing thin layer and supporting layers made from polycarbonate-resin being laminated on both surfaces of the thin layer, and a...
|
|
|
5992997 |
Ophthalmic lenses
The present invention relates to ophthalmic lenses with a refractive index from 1.498 to 1.505, which are the cured product of compositions comprising 60-99 wt. % of at least one poly(allyl...
|
|
|
5988813 |
Differential thickness contact lens utilizing multiple base curves and method of manufacturing same
A method of producing a compensated contact lens that is compensated for power deviation from target due to differential shrinkage, and also a compensated contact lens. The invention includes the...
|
|
|
5984473 |
Method and system for adjusting progressive lenses for a patient's spectacles
A method and a system of adjusting a progressive lens relative to the frame of a patient's spectacles. The lens has power and distortions distributions and far and near vision zones and is selected...
|
|
|
5980040 |
Pinhole lens and contact lens
A contact lens comprising an optically transparent lens body having a concave surface adapted to the patient's eye curvature and a convex surface. The lens has three regions: (1) an annular region...
|
|
|
5975694 |
Contact lens and method for making the same
The present invention relates to a contact lens having a back side comprising a central zone and a peripheral zone located about the central zone, wherein the peripheral zone has a surface defined...
|
|
|
5975696 |
Process for rendering plastic substrate photochromic
Methods for quickly and inexpensively producing photochromic non-prescription (e.g., sunglasses, safety glasses, reading glasses, etc.), prescription, multifocal and progressive plastic optical...
|
|
|
5971541 |
Correction of astigmatism using rotationally symmetric contact lenses
A rotationally symmetric contact lens has a reservoir formed centrally on the posterior surface thereof to provide an additional optical power of up to 1.51 diopters. The reservoir may be...
|
|
|
5965330 |
Methods for fabricating annular mask lens having diffraction-reducing edges
Methods for fabricating annular mask lens for vision correction having diffraction-reducing edges are provided. The lens body having an annular mask that forms a "soft edge" by gradually decreasing...
|
|
|
5963299 |
Method and apparatus for measuring toric contact lens rotation
A method and apparatus for accurately observing a toric contact lens rotation for determining the prescription of a contact lens on an astigmatic eye, by providing a lens line guide alignment plate...
|
|
|
5963297 |
Orthokeratology contact lens and method therefor
A contact lens (400) and orthokeratology method for correcting a patient's vision. The contact lens (400) has an optical zone (406) for compressing a central potion of a cornea. The contact lens...
|
|
|
5953098 |
Contact lens
A contact lens for use with an asymmetric aspherical cornea. The lens includes an anterior surface, a posterior surface and a base. The posterior and anterior surfaces each include a center optical...
|
|
|
5929968 |
Scleral-corneal contact lens
A contact lens is formed of rigid gas permeable material and covers the cornea and a small adjacent portion of the sclera of an eye. The posterior surface of the lens has a radially outer portion...
|
|
|
5926252 |
Ophthalmic instrument that measures rotation of a toric contact lens
An optical diagnostic apparatus for measuring toric contact lens rotation comprising a slit lamp optical instrument including a light source, a slit light projector for projecting a beam of light,...
|
|
|
5912719 |
Contact lens with palpebral bosses
A contact lens has at least one palpebral boss projecting locally from its external surface in its peripheral area. The palpebral boss is globally elongate in a circumferential direction and the...
|
|
|
5907386 |
Method of manufacturing a progressive optic
A progressive optic has an optical preform wherein the radius of curvature of the surface is altered by forming discrete spherical portions across the surface. A thin intermediate layer, having a...
|
|
|
5898473 |
Multifocal corneal contact lens
A pair of multifocal contact lenses for a patient comprises a first corneal contact lens having a concave posterior surface and a convex anterior surface. The anterior surface is formed with a...
|
|
|
5888122 |
Method for manufacturing an intraocular lens
A method of manufacturing an intraocular lens for restoring visual function to an eye. The lens includes a convex lens optic for receiving and focusing light rays, a prismatic wedge adjacent to the...
|
|
|
5886764 |
Polyester resin-based high index ophthalmic lenses having improved optical uniformity and/or tintability
Unsaturated polyester resin-based compositions that are modified for unexpected improvement in uniform, low optical distortion and/or improved tint speed by the addition of one or more additives...
|
|
|
5886766 |
Progressive multifocal lens and manufacturing method therefor
In a process of determining the surface shape of each of progressive multifocal lenses for use as lenses in eyeglasses, radii of curvature at main points are calculated, and then the surface is...
|
|
|
5872613 |
Method of manufacturing contact lenses
A method for providing a contact lens for a patient. According to this method, an optical preform is selected, and a resting position of the optical preform on the patient's eye is determined. An...
|
|
|
5867247 |
Apparatus and method for simulation of visual disabilities
Eyeglasses are modified to simulate ophthalmologic anomalies which may result from ophthalmic surgery. Various hazed eyeglass lenses are described.
|
|
|
5861934 |
Refractive index gradient lens
An optical product such as an optical lens, or semi-finished lens blank is provided comprising a composite of at least three different and separately applied layers, each layer having a different...
|
|
|
RE36049 |
Cemented lens and process for production thereof
A cemented lens consists of a lens that is tinted and/or contains a UV absorber, and a second lens that is neither tinted nor contains any UV absorber. The cemented lens is formed by placing the...
|
|
|
5859685 |
Achromatic ophthalmic lenses
A compound ophthalmic lens having improved chromatic aberration is provided which includes a polymerized resin superstrate lens formed on a substrate lens. The chromatic dispersion characteristics...
|
|
|
5847802 |
Concentric annular ring lens designs for astigmatic presbyopes
Concentric lens designs are disclosed for astigmatic presbyopes which comprise at least one surface which has a circular central portion and a plurality of concentric annular rings with at least...
|