|
Match
|
Document |
Document Title |
|
|
6412946 |
Vitrectomy lens
A self-adhering contact lens made of flexible material for adhering to cornea and scleral regions of the eye includes a central lens portion optically shaped for viewing interior regions of the...
|
|
|
6413641 |
Treated polyethylene terephthalate polarizing films for improved adhesion in optical plastics
An optical-quality plastic part is provided having a PET polarizing film integrally bonded thereto and, optionally, a hard coating integrally bonded to the PET polarizing film. In a preferred...
|
|
|
6406145 |
Contact lenses with improved centering and orienting
The invention provides a rotationally stabilized contact lens that takes into account the natural shape of the lens wearer's cornea in the design of the base curve of the lens. The invention...
|
|
|
6390624 |
Contact lens
The invention provides a rigid contact lens which acts as a varifocal device when worn on a specified eye in which the varifocal functionality is obtained from the geometry of the back surface of...
|
|
|
6368615 |
Contact lens having a pharmaceutical agent releasably disposed therein
A contact lens having a pharmaceutical agent releasably disposed therein. The lens itself comprises a polymer of an unsaturated carboxylic acid ester of salicylic acid, the unsaturated carboxylic...
|
|
|
6364482 |
Contact lens useful for avoiding dry eye
The invention provides contact lenses designed to accommodate lens wearer's that may develop dry eye. The lenses of the invention are of a design that decreases or substantially eliminates the...
|
|
|
6352343 |
Gas permeable hard contact lens and method of producing it
Gas-permeable hard contact lenses are produced by hot press-stretching a crosslined gas-permeable hard contact lens material and then machining the press-stretched material. The gas-permeable hard...
|
|
|
6340229 |
Soft contact lens
A contact lens that reduces power distortion and lens contact with the corneal surface resulting from lens flexure. The contact lens ( 10 ) is designed to include a central optical portion, a...
|
|
|
6312706 |
Prepolymers useful in biomedical devices
A novel polyurethane based prepolymer useful in biomedical devices which provides high oxygen permeability and superior physical properties.
|
|
|
6305802 |
System and method of integrating corneal topographic data and ocular wavefront data with primary ametropia measurements to create a soft contact lens design
A system and method is provided for integrating corneal topographic data and ocular wavefront data with primary ametropia measurements to create a soft contact lens design. Corneal topographic data...
|
|
|
6296867 |
Therapeutic contact lens comprising living cells within a matrix
A theraputic lens for removable placement onto a surface of a cornea of an eye, and methods for making and using the same. The lens has a first surface adapted for exposure to light and a second...
|
|
|
6276797 |
Article transfer method
A method for transferring an article from a first receptacle to a second receptacle and, optionally, changing the orientation of the article. A contact lens is initially concave side-down within a...
|
|
|
6270218 |
Contact lenses with off-axis bevel
The invention provides contact lenses with off-axis bevels. The bevels aid in increasing stability of the lens on the eye and form a smooth junction with the lenticular zone of the lens.
|
|
|
6271332 |
Polyurethanes made from polysiloxane/polyol macromers
The present invention describes a polymer and a precursor thereof; a prepolymer made essentially from a macromer that is cross-linked, for example, via its free hydroxy groups with a...
|
|
|
6248285 |
Preparation of organic pieces of optical quality and especially organic lenses
The main aim of the present invention is a method of preparing photochromic or non-photochromic organic pieces of optical quality and especially organic lenses, by radical polymerisation of a...
|
|
|
6244708 |
Contact lenses providing improved visual acuity
A method for obtaining contact lenses having optimized visual acuity involves providing the anterior surface or the posterior surface of the contact lens with a conic section having a shape factor...
|
|
|
6241355 |
Computer aided contact lens design and fabrication using spline surfaces
A method of computer-aided contact lens design and fabrication uses spline-based mathematical surfaces without restrictions of rotational symmetry. The spline encompasses any piecewise function...
|
|
|
6224945 |
Process for the manufacture of a crosslinked, transparent, hydrophilic and photochromic polymeric material, and optical and ophthalmic articles obtained
The process consists in dissolving a photochromic agent in a solvent, in impregnating the polymeric material with the solution of photochromic agent and in rinsing the polymeric material with an...
|
|
|
6221303 |
Ophthalmic mouldings
The invention relates to ophthalmic mouldings, especially contact lenses, obtainable by cross-linking a prepolymer that corresponds essentially to formula (1) wherein the variables are as defined...
|
|
|
6217171 |
Composite ophthamic 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...
|
|
|
6206520 |
Contact lenses with contoured edges
The invention provides contact lenses that have contoured lens edges that improve lens handling and comfort.
|
|
|
6203156 |
Contact lenses bearing marks
This invention provides a contact lens comprising a front surface, a back surface, and an identifying mark, wherein said identifying mark comprises one or more holes depressed into at least one of...
|
|
|
6204306 |
Functionalized photoinitiators, derivatives and macromers therefrom and their use
The present invention relates to α-aminoacetophenones functionalized with organic diisocyanates, which can be used as reactive photoinitiators; to oligomers and polymers to which such...
|
|
|
RE37071 |
Marked contact lens bearing optical marking element
The marked contact lens has at least one microlens optical marking element integrally formed on the surface of the contact lens in a peripheral area thereof. The microlens marking elements are of...
|
|
|
6183082 |
Contact lenses with constant peripheral geometry
The invention provides contact lenses. In particular, the invention relates to contact lenses in which the geometry of the lens periphery remains constant with changes in the optic zone curvature.
|
|
|
6176578 |
Toric contact lenses
The invention provides toric contact lenses that exhibit good fit and good on-eye orientation regardless of whether the lens has a plus or a minus spherical power.
|
|
|
6177507 |
Polymerizable compositions comprising a urethane oligomer as crosslinking agent, polymers and hydrated polymers obtained from these compositions, and finished and semi-finished articles formed using these polymers
The disclosed polymerizable compositions comprise a monomer or a mixture of hydrophilic monomers, as well as a crosslinking agent comprised of an oligomer or a mixture of urethane oligomers having...
|
|
|
6165408 |
Moulded ophthalmic article
The invention relates to moulded ophthalmic articles, especially contact lenses, which are obtainable by cross-linking a prepolymer which is the copolymerization product of (a) at least one...
|
|
|
6158861 |
Prism ballast type contact lens, method of producing the same, and mold assembly used in producing the lens
A prism ballast type contact lens having a front and a back surface, a center axis of the front surface being offset from that of the back surface which is a geometric center axis of the lens, such...
|
|
|
6145988 |
Method for contact lens design and manufacturing
A contact lens manufacturing method by electronic matching the corneal shape. The corneal shape is reproduced in the back surface of a contact lens via electronic corneal topography, according to...
|
|
|
6139146 |
Programmable corrective lenses
The invention provides an ophthalmic lens, which uses a volume HOE to provide an optical power. The ophthalmic lens is produced by a highly flexible production process such that a variety of...
|
|
|
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...
|
|
|
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...
|
|
|
6126286 |
Enhanced monofocal ophthalmic lens
An ophthalmic lens for providing a monofocal vision correction power with an enhanced depth of focus is adapted to be implanted into an eye, placed over the eye, or to be disposed in a cornea of...
|
|
|
6113236 |
Toric contact lenses
A toric contact lens includes a posterior surface and an anterior surface, one of these surfaces including a toric optical zone, and these surfaces being shaped to form a ballast. A diameter of the...
|
|
|
6103301 |
Method and liquid composition for marking substrates made of plastics material
|
|
|
6096846 |
Ultraviolet absorbing base material
An ultraviolet absorbing base material is disclosed in which a vinyl copolymerizable monomer and a benzotriazole ultraviolet absorbing monomer represented by formula (I) or (II) are copolymerized:...
|
|
|
6093868 |
Eye bandage used after intraocular surgical operation
An eye bandage formed of a soft material and having a shape similar to a contact lens, the eye bandage being worn on an eye after an intraocular surgical operation of the eye, such that the eye...
|
|
|
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...
|
|
|
6089711 |
Radial gradient contact lenses
A radial gradient contact lens is provided. The methodology described above allows the parameters of the lens and of the radial gradient profile to be chosen to improve the vision and the comfort...
|
|
|
6087412 |
Polymers based on block copolymers
The invention relates to crosslinked polymers, which are polymerisation products of a polymerisable mixture that comprises the following components: a) a macromer of formula C ##STR1## wherein...
|
|
|
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...
|
|
|
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...
|
|
|
6062687 |
Partially occluded contact lens for treating visual and/or brain disorder
|
|
|
6048063 |
Underwater contact lens
To permit vision underwater, a contact lens has a center portion that includes underwater correction of vision and a peripheral portion that sufficiently conforms in curvature with the cornea of an...
|
|
|
6042230 |
Markings for contact lenses
The invention provides marks for use in contact lenses and contact lenses that contain the marks, which marks are highly visible. The marks of the invention are useful for determining the inside...
|
|
|
6042229 |
Detachable portion for a hard contact lens and hard contact lens composite employing the same
A weight for a hard contact lens, which can be detachably attached to the peripheral edge of a hard contact lens and which has a groove of a shape corresponding to the peripheral edge of the hard...
|
|
|
6036314 |
Apertured contact lenses
An apertured polymer button in which that portion of the button which is machined and polished to produce a contact lens contains apertures having a diameter of 5 to 8 microns to allow the passage...
|
|
|
6024448 |
Contact lenses bearing identifying marks
This invention provides a contact lens comprising a front surface, a back surface and an identifying mark on at least one of said front surface and said back surface, wherein said identifying mark...
|
|
|
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...
|