Matches 101 - 150 out of 784 < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >
Match Document Document Title
6933325 High index curable photochromic composition and its process  
A high refractive index, curable, synthetic resin composition comprising a core resin composition composed of a mixture of ethylenically unsaturated compounds, and an initiation system containing...
6926965 LbL-coated medical device and method for making the same  
The present invention provides a medical device, preferably an ophthalmic device, more preferably a contact lens, which comprises a core material and a biocompatible LbL coating non-covalently...
6923539 Aspheric lenses  
The present invention provides monofocal ophthalmic lenses that exhibit extended depth of field while providing sufficient contrast for resolution of an image over a selected range of defocus...
6921168 Translating contact lens having a ramped ridge  
The present invention provides a translating contact lens having a central axis, an anterior surface and an opposite posterior surface. The anterior surface includes an optical zone and a ramped...
6918931 Prepolymers with yellow dye moiety  
Yellow dye moiety-containing prepolymers with blue light absorbing priorities and methods for producing the same for use in the production of relatively high refractive index polymeric compositions...
6914086 Crosslinkable UV absorbing agent for UV absorbing lens  
A crosslinkable UV absorbing agent prepared by the following steps: (1) preparing a mixture of reactants comprising a UV absorbing compound (A) with multiple pendant hydroxyl groups and an...
6902273 Method of designing ophthalmic lens and ophthalmic lens produced by the method  
A method of designing an ophthalmic lens, including: determining specifications of a temporary lens to provide an optical power required by a wearer; applying the temporary lens to a prescribed...
6890075 Contact lens with PVA cover layer  
A contact lens having a cover layer of polyvinyl alcohol and an opaque simulated iris pattern and an associated method of manufacture. The opaque simulated iris pattern obscures the underlying...
6883915 Contact lenses with off-center sphere surface  
The present invention provides a contact lens comprising a convex surface and a concave surface, one or both of the surfaces comprising: a) a central optical zone that is an aspherical sub-surface;...
6874888 Polarized contact lenses with a clear peripheral portion  
A contact lens having a clear peripheral portion and a polarized element covering the pupil area thereof in order to protect the user's eyes from harmful rays from the sun and other potentially...
6861123 Silicone hydrogel contact lens  
The invention provides molds and mold inserts useful in the production of contact lenses. In particular, the invention provides high optical quality molds and inserts useful for manufacturing...
6858310 Renewable surface treatment of silicone medical devices with reactive hydrophilic polymers  
The present invention is directed toward the renewable surface treatment of medical devices such as contact lenses and medical implants. In particular, the present invention is directed to a method...
6851804 Readjustable optical elements  
The invention relates to optical elements whose optical properties can be repeatedly adjusted over time. Through the use of modifying compositions capable of stimulus induced polymerization coupled...
6843563 Smoothly blended optical surfaces  
Apparatus, products, and methods are described that relate to blending various disparate optical surfaces in a smooth and continuous manner. In cross section, the two disparate surfaces are...
6830332 Ophthalmic lens  
According to the invention the ophthalmic lens further comprises a refractive part comprising at least one surface, which is configured to compensate a passing wavefront at least partly for at...
6802605 Contact lens and method for fitting and design  
Wavefront aberration measurements measured in response to design parameter changes in a contact lens, for example, are used to design and prescribe contact lenses offering improved vision quality....
6802606 Multifocal contact lens pairs  
The invention provides a progressive multifocal ophthalmic lens pair in which the dominant eye lens incorporates more distance vision correction than does the lens for the non-dominant eye.
6779888 Contact lenses with microchannels  
Contact lenses for use in eyes are provided and include a lens body and a plurality of radially extending microchannels defined in the posterior face of the lens body. In one embodiment, the...
6761451 Colored/tinted contact lens preview device  
A colored/tinted contact lens preview device which is a beauty mirror sales aid to enable a prospective purchaser or wearer of colored or tinted contact lenses to preview the appearance of...
6749300 Capillary optical element with a complex structure of capillaries and a method for its manufacture  
The invention describes a capillary optical element with a complex structure of capillaries and a method for its manufacture. To achieve uniform transmission, for example, a lens can be used as a...
6733122 Optical system, in particular intraocular lens, contact lens  
Intraocular lenses, for example intraocular implants, contact lenses and the like. The optical system is made of a material whereof the refractive index varies along at least one given direction,...
6727336 Ocular lens materials and process for producing the same  
An ocular lens material comprising a siloxane-containing polymer obtained by polymerizing a monomer mixture containing (A) a siloxane macromonomer having at least two active unsaturated groups and...
6726323 Contact lens and method of designing the same  
A contact lens wherein a dioptric power P is held within a range of −10-0 diopters, a back junction is located outward of a front junction in a diametric direction orthogonal to a center axis of...
6726322 Fenestrated lens for increased tear flow and method of making the same  
A fenestrated contact lens having increased tear flow is provided. The fenestrated contact lens includes a lens body adapted for placement adjacent a surface of an eye which has an inner surface...
6695449 Lens design to enhance vision quality  
A contact lens includes a central zone and a peripheral zone. The central zone extends radially from a center to a central intermediate edge and has a radius corresponding to a radius of a...
6652095 Orthokeratology and bi-focal contact lens  
A contact lens is fitted to a cornea of a patient's eye to gradually alter the patient's cornea during continued wear to reshape the cornea to reduce the hyperopia and/or presbyopia condition. The...
6641589 Ophthalmic surgical lens  
An ophthalmic surgical lens to prevent retinopathy caused by microscopic illumination during cataract or intra-ocular lens surgery. The lens is soft and includes a transparent lens portion placed...
6634747 Sample indicator lens  
Contact lenses with sample indicator marks are disclosed. Also disclosed are methods of marking and use of contact lenses with indicator marks.
6626535 Lens-eye model and method for predicting in-vivo lens performance  
An eye model system for remotely predicting the in-vivo performance of a vision altering optic includes a representative cornea, a dispersion medium, and a retinal surface. The corneal surfaces...
6602930 Materials for contact lenses comprising a macromer having the polysiloxane structure in the side chain  
A material for contact lenses having excellent flexibility and oxygen permeability are disclosed. The material comprises a copolymer essentially comprising a siloxane macromer of component (A)...
6595636 Occluded contact lens with peripheral vision functionality  
A contact lens for rehabilitation or training of targeted portions of the brain in which the contact lens has occluded regions to selectively blind portions of the central visual field...
6595639 Junctionless ophthalmic lenses and methods for making same  
Methods for producing a junctionless ophthalmic lens are provided. Additionally, ophthalmic lenses having junctionless, three dimensional surfaces, for example, asymmetrical anterior and/or...
6595640 Method for designing contact lenses  
The invention provides methods for designing contact lenses in which method the thickness in the lens periphery is precisely controlled.
RE38193 Contact lens utilizing Stiles-Crawford effect  
The present apparatus comprises a lens body of conventional soft contact lens composition, having a generally spherical concave back surface adapted to fit the cornea of the eye, and a generally...
6586508 Plastic lens material, production process of the material, composition for plastic lens, plastic lens obtained by curing the composition, and production process of the plastic lens  
A plastic lens material comprising a compound in which a part or all of 1,4-cyclohexane dicarboxylate structural units are a cis structure; a production process of the material; a plastic lens...
6582077 Orthokeratological contact lenses and design methods therefor  
Orthokeratological contact lens and designs methods satisfy one of a group of design constraints. Arc lengths, surface areas, cross-sectional areas, saggital depth and volumes defined by an...
6579918 Composite ophthalmic lens  
The invention provides a molded ophthalmic lens having at least first and second optical components, wherein the first optical component is cast molded to encapsulate the second optical component...
6566417 Contact lens having improved dimensional stability  
A contact lens and a contact lens blank having increased dimensional stability are constructed from a copolymer of 2,3-dihydroxypropyl methacrylate and 2-hydroxyethyl methacrylate, wherein the...
6554427 Methods for designing contact lenses  
The invention provides a method for designing lenses and lenses produced thereby in which method locally fitted Chebyshev polynomials are used to design one or more of the lens' surfaces.
6552103 Biomimetic hydrogel materials  
Novel biomimetic hydrogel materials and methods for their preparation. Hydrogels containing acrylamide-functionalized carbohydrate, sulfoxide, sulfide or sulfone copolymerized with a hydrophilic or...
6536898 Extended depth of field optics for human vision  
The present invention provides extended depth of focus (EDF) to human eyes by modifying contact lenses, interocular implants, or the surface of the eye itself. This is accomplished by applying...
6533416 Contact or intraocular lens and method for its preparation  
Toric contact or intraocular lenses having a correcting portion characterized by one or more novel constructions that each produce an optical path that improves angular misalignment tolerance. The...
6520637 Low-mass ophthalmic lens  
The disclosed ophthalmic lens includes a posterior surface and an anterior surface having a spherical central optical correction zone, an aspheric intermediate zone, and a peripheral zone. The...
6491392 Dynamically stabilized contact lenses  
Stabilized contact lens are provided in which the stabilization zones are obtained by using spline or polynomials to describe one or more peripheral portions of a surface of the lens. The lens'...
6491393 Toric contact lens markings  
Toric contact lenses are provided with markings that enable identification of the offset between the cylindrical axis of the toric zone and the ballast axis. Surfaces of the lenses include two...
6486262 Molding material for plastic lens  
A molding material for plastic lenses, comprising a hydrogenated product of an aromatic vinyl polymer, wherein the hydrogenated product of the aromatic vinyl polymer has properties that the...
6465538 Method for polymerizing contact lenses  
A method for photopolymerizing a monomer mixture to form a lens involves charging to a mold a monomer mixture including lens-forming monomers, and exposing the monomer mixture in the mold to a...
6454409 Contact lenses  
Contact lenses that have a back edge designed so that the flat portion of the edge does not rest on the wearer's conjunctiva are provided. The lenses of the invention exhibit good lens handling as...
6440571 Surface treatment of silicone medical devices with reactive hydrophilic polymers  
The present invention is directed toward the surface treatment of silicone medical devices such as contact lenses and medical implants. In particular, the present invention is directed to a method...
6428839 Surface treatment of medical device  
The invention provides a method for improving the wettability of a medical device, comprising the steps of: (a) providing a medical device formed from a monomer mixture comprising a hydrophilic...
Matches 101 - 150 out of 784 < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >