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7594726 Variable focus optical devices  
Variable focus optical devices, in particular lenses, can include a cavity at least partially defined by a flexible member ( 2 ), which may be retained between engaging portions of a frame member (...
7588332 Enhanced 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...
7572007 Apodized diffractive IOL with frustrated diffractive region  
In one aspect, the present invention provides a diffractive ophthalmic lens (e.g., a diffractive IOL) that includes an optic having an anterior surface and a posterior surface, where the optic...
7553019 Variable focus spectacles  
The invention concerns variable focus spectacles in which the electro-wetting effect is utilized to provide a manually or automatically variable focal length. The variable focus spectacles ( 200 )...
7543937 Multifocal ophthalmic lens  
A method of designing a multifocal ophthalmic lens with one base focus and at least one additional focus, capable of reducing aberrations of the eye for at least one of the foci after its...
7527375 Electronic adapter for electro-active spectacle lenses  
An adapter for a spectacle frame is disclosed which is configured for enabling the spectacle frame to operate and control electro-active lenses housed therein. In particular, the spectacle frame...
7524059 System, apparatus and method for correcting vision with an adaptive optic  
An electro-active spectacle lens is disclosed. The disclosed lens includes a first lens optic. The disclosed lens also includes a first electro-active zone positioned in a cooperative relationship...
7524058 Magnifying glass as well as a spectacle frame provided with one or two such magnifying glasses  
The invention generally relates to a magnifying glass for a person having limited vision in one or both eyes, wherein the magnifying glass comprises a lens body with a front curve for focusing...
7517083 Electro-optic lens with integrated components for varying refractive properties  
A lens system for dynamically correcting refractive error is disclosed, the lens system comprising: a lens having at least one electro-active element having a refractive property that is alterable,...
7510281 Method for manufacturing bifocal lens  
This invention is to provide an inexpensive lens can be worn without attention to the existence of the addition power segment of conventional polarizing lens, it and a bench lens are formed...
7506983 Method of optical treatment  
A method for treating progression of a refractive disorder in a human eye. The method includes the steps of producing a first image on a retina of the human eye and producing a second image to...
7486988 Method and system for adaptive vision modification  
Methods and systems for modifying or enhancing vision are described. In exemplary embodiments, neural or neuromuscular activity is analyzed to determine a focus or other quality of a visual input,...
7481533 Method for designing multifocal contact lenses  
The invention provides methods for designing contact lenses that takes into account pupil size and vergence. The lenses of the invention augment the eye's accommodative gain and take advantage of...
7472993 Bifocal plastic lens  
A bifocal plastic lens having a bench lens and a small lens with different refractive powers. The small lens not protruding above a surface of the bench lens, a boundary between the constituent...
7455404 Ophthalmic lens with multiple phase plates  
An ophthalmic lens for providing a plurality of foci has an optic comprising an anterior surface, a posterior surface, and an optical axis. The optic has a first region and a second region. The...
7441894 Pseudo-accommodative IOL having diffractive zones with varying areas  
In one aspect of the invention, a trifocal ophthalmic lens is disclosed that includes an optic having at least one optical surface, and a plurality of diffractive zones that are disposed on a...
7423801 Lens with SLM  
Apparatus for enhancing vision of a user includes a focal modulation device ( 22 ), which is adapted to focus light from objects in a field of view of the user onto the retina while alternating...
7399080 Bi-aspherical type progressive-power lens and method of designing the same  
To provide a bi-aspherical type progressive-power lens which provides an excellent visual acuity correction for prescription values and a wide effective visual field with less distortion in...
7396126 Electro-active multi-focal spectacle lens  
Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions. The electro-active regions produce a plurality of viewing correction zones....
7377638 Four zone multifocal lenses  
The present invention provides multifocal lenses containing at least four zones of different refractive power. The zones are positioned such that the wearer is able to use the inferior-most portion...
7370962 Pupil regulated multifocal contact lenses  
The invention provides a multifocal ophthalmic lens that both corrects for the wearer's refractive prescription and takes into account pupil size of a specific individual or of a population of...
7341344 Progressive power lens  
A progressive power lens having a positive vertex power in a distance portion is provided. At least a back surface of the progressive power lens is configured as a progressive surface. The...
7338161 Optical accommodative compensation system  
The optical system presents accommodation compensation, the system including in combination two multifocal lenses, one of them being an aperture lens and the other a field lens.
7290877 Multi-lens vision correction method and its apparatus  
The present invention discloses a multi-lens vision correction method and its apparatus that use two lenses to form a lens module as a basic structure, and a lens closer to an eye is a concave lens...
7289260 Multifocal lens  
Apparatus for enhancing vision of a user includes a focal modulation device ( 22 ), which is adapted to focus light from objects in a field of view of the user onto the retina while alternating...
7278735 Single focus compound lens and mold  
Disclosed is a single focus compound lens and a mold for manufacturing the single focus compound lens, where the single focus compound lens has a reading far point diopter lens and a reading near...
7261736 Vision prosthesis with artificial muscle actuator  
A visual prosthesis includes an artificial muscle configured to deform in response to a focusing signal. The artificial muscle is coupled to at least a portion of an optical system for changing a...
7258437 Photochromic multifocal optical article  
Describes a multifocal optical article, e.g., an ophthalmic article such as a lens, in which the article includes (1) a rigid optical substrate, e.g., a transparent polymeric substrate, such as a...
7234811 Methods and apparatus for lenses and glasses  
Methods and apparatus for lenses and glasses are provided in which a lens ( 10 ) is formed with a thickness of less than 5 millimeters without grinding, and has two viewing segments ( 12 and 14...
7232218 Bifocal multiorder diffractive lenses for vision correction  
A bifocal multiorder diffractive lens having a lens body with one or more first regions having a first multiorder diffractive structure providing near vision correction, and one or more second...
7192138 Ophthalmic lens with optimal power profile  
An ophthalmic lens includes an optical zone having a center and a spaced-apart periphery. The optical zone has a first corrective power range in a first region and a second corrective power range...
7159983 Multifocal lenses for pre-presbyopic individuals  
The invention provides lenses suitable for use by pre-presbyopic individuals. The lenses of the invention have one or more non-conic, aspheric surfaces having substantially no noticeable unwanted...
7159981 Progressive refractive power lens  
It has been difficult to manufacture an inside surface progressive-power lens which is as thin as an outside surface progressive-power lens due to a limited configuration of an object-side...
7159980 Progressive refractive power lens and production method therefor  
A progressive power lens is conventionally so designed that a distance portion and a near portion are linked together in a successive manner, and thus framing cannot be done in a manner as to fully...
7156516 Diffractive lenses for vision correction  
Diffractive lenses for vision correction are provided on a lens body having a first diffractive structure for splitting light into two or more diffractive orders to different focal distances or...
7104647 Multi-focal ophthalmic lens with base in prism  
A pair of glasses comprises a frame. A first progressive addition lens in the frame comprises a distance portion and a near portion. Diopter power and base in prism gradually increase from the...
7093938 Bifocal multiorder diffractive lenses for vision correction  
A bifocal multiorder diffractive lens having a lens body with one or more first regions having a first multiorder diffractive structure providing near vision correction, and one or more second...
7083277 Pair of spectacle lenses  
A pair of spectacle lenses in which one spectacle lens is designed for distance vision or near vision, and the second spectacle lens is designed for another object distance.
7077985 Injection molding of lens  
A flat or curved photochromic laminate structure and a plastic photochromic lens blank can be produced in a simple and efficient manner from relatively low-cost polymeric sheet materials. These...
7073906 Aspherical diffractive ophthalmic lens  
A multifocal ophthalmic lens includes a lens element having anterior and posterior surfaces with a central aspherical refractive zone disposed on one of the anterior and posterior surfaces; and a...
7052133 Contact lenses  
The present invention provides a contact lens having an orientation/stabilization and optionally translation feature that does not provide an prism optical distortion and can effectively maintain a...
7052132 Soft multifocal contact lens  
A multifocal contact lens ( 10, 50 ) made of flexible material is able to translocate on an eye by virtue of a lower end ( 22 ) of the contact lens ( 10, 50 ) being truncated so as to provide a...
7044597 Multifocal contact lens and method of manufacture thereof  
An optical zone for a lens has a center optical axis. A first region of the optical zone includes a first optical curve having a first optical axis that is collinear with the center optical axis. A...
7029116 Innovative minus power lens and processing methods thereof  
Innovative ophthalmic lens for nearsightedness, manufactured as a finished or semi-finished lens, lighter and thinner at the edges, with a wide visual field and cosmetically attractive, featuring a...
7021762 Multifocal spectacle lens  
There is provided a multifocal spectacle lens having a front surface and a back surface each of the front surface and the back surface is formed as a multifocal surface or a progressive-power...
7008058 Progressive spectacle lens having two aspherical progressive surfaces  
A progressive spectacle lens having two aspherical and in particular progressive surfaces, i.e. surfaces contributing to the rise in the effect (addition Add.) from the distance vision portion to...
6976757 Invisible multifocal sunglasses  
Invisible bifocal sunglasses. The sunglasses include a hard mirror coating to disguise the different focal powers of the sunglasses. The bifocal sunglasses also include a bifocal region that is...
6964479 Plastic lens system, compositions, and methods  
An apparatus for preparing a plastic eyeglass lens includes a coating unit and a lens curing unit. The apparatus is preferably configured to allow the operation of both the coating unit and the...
6932473 Invisible multifocal lens  
Invisible bifocal sunglasses. The sunglasses include a hard mirror coating to disguise the different focal powers of the sunglasses. The bifocal sunglasses also include a bifocal region that is...
6871955 Spectacle lens and manufacturing method therefor  
A spectacle lens is designed by using a value determined by either measuring or specifying for an individual spectacles wearer the value of the distance VR from a reference point on the back...
Matches 1 - 50 out of 176 1 2 3 4 >