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9022562 Optical element for correcting color blindness  
Described herein are devices, compositions, and methods for improving color discernment.
8888279 Method and apparatus for constructing a contact lens with optics  
Various embodiments of the present invention provide systems, methods, and processes for constructing a contact lens. In one embodiment, a contact lens assembly is provided, comprising: a curved...
8752958 System and method for increasing the depth of focus of the human eye  
A method and apparatus for increasing the depth of focus of the human eye is comprised of a lens body, an optic in the lens body configured to produce light interference, and a pinhole-like...
8678834 Device for demonstrating and testing the effectiveness of an anti-reflective treatment of an ophthalmic lens  
A device for demonstrating and comparatively testing the effectiveness of an antireflection treatment for an ophthalmic lens, the device comprising an image (2, 20) and a mirror (3, 30). According...
8662666 Method and devices for treatment of macular degeneration visual impairment  
A method and device for improving the perceived vision of a person having macular degeneration wherein, a plurality of means is employed externally to the eye to selectively block the reception of...
8602554 Peripheral filtering optical eyeglasses  
A filter or lens for common optical apparatus includes a clear center portion and an attenuating peripheral portion where the peripheral portion attenuates off-axis images and passes on-axis...
8454159 Method and devices for treatment of macular degeneration visual impairment  
A method and device for improving the perceived vision of a person having macular degeneration wherein, a plurality of means is employed to selectively block the reception of a distorted image...
8360574 High performance selective light wavelength filtering providing improved contrast sensitivity  
The present invention relates to ophthalmic systems comprising a selective light wavelength filter, wherein said selective filter provides improved contrast sensitivity.
8192021 Multi-tint ophthalmic lenses for night vision  
The present invention relates to an ophthalmic lens comprising, on its surface, a first central yellow zone preferentially absorbing the blue light of the visible spectrum, a second peripheral...
8106108 Ultraviolet light absorbing optical elements and compositions and methods for manufacture  
The present invention relates to a UV absorbing optical element comprising a polymer optical element substrate, and a UV light absorbing amount of a tris-aryltriazine-based UV absorber...
8043607 UV-absorbers for ophthalmic lens materials  
Dihydroxybenzotriazole UV absorbing compounds that are particularly useful in ophthalmic devices are disclosed.
7922324 Synthetic resin lens and eye lens article thereof  
The synthetic resin lens has a function to generate heat by selectively absorbing infrared rays with wavelengths of 780 to 3000 nm. The synthetic resin lens includes an infrared absorber....
7905917 Aspheric lenses and lens family  
In an embodiment, an aspheric IOL for use in a pseudophakic ocular system has no inherent spherical aberration. An embodiment of the invention is directed to a family of aspheric IOLs in which a...
7688524 Laser protective eyewear having improved glare protection  
A molded optical filter is provided having effective filtering of energy emissions at an optical density (OD) of greater than 4 in three energy emission bands corresponding to the wavelengths of...
7628810 Mask configured to maintain nutrient transport without producing visible diffraction patterns  
A mask configured to be implanted in a cornea of a patient to increase the depth of focus of the patient includes an anterior surface, a posterior surface, and a plurality of holes. The anterior...
7506977 Plastic spectacles lens  
A plastic spectacles lens containing an organic dye instead of a neodymium compound and having an optical transmission equivalent to a plastic spectacles lens containing a neodymium compound is...
7261845 Plastic lens and process for preparing the lens  
A plastic lens which absorbs ultraviolet light having wavelength of about 400 nm and suppresses coloring and a process for producing the lens. A plastic lens may be made from a composition which...
7255435 Blue blocking tens  
An article of an eye wear worn externally upon an eye, having an article which article comprises a wavelength transmission blocker. The wavelength transmission blocker has a lutein assimilated...
7241312 Silicone intraocular lens with blue light absorption properties  
A process for producing silicone intraocular lenses (IOLs) capable of absorbing blue light. Intraocular lenses so produced block blue light from reaching the retina of an eye implanted with the...
7014316 Optical lens with marking and manufacturing method thereof  
An optical lens, has a marking entirely or partially outside an effective area of the lens to distinguish between surfaces of the lens.
6979083 Eyeglass lens with multiple optical zones having varying optical properties for enhanced visualization of different scenes in outdoor recreational activities  
A lens for eyeglasses is provided with two or more optical zones on the lens body having different optical properties that enhance visualization of different scenes, including target objects...
6955430 Blue blocking lens  
An article of externally-worn eye wear, including, but not limited to, eyeglasses, sunglasses, goggles, and contact lenses. The eye wear includes a wavelength transmission blocker for blocking...
6939899 Composition for producing ultraviolet blocking lenses  
An eyeglass lens forming composition containing light absorbing compounds which may undergo light initiated polymerization is provided. Typically, lens forming compositions that absorb light do...
6926405 Eyewear lens having selective spectral response  
An eyewear lens provides for selective spectral performance in response to varying light conditions, including both changes in intensity and spectral distribution. The lens responds selectively to...
6893127 Activity-specific optical filters and eyewear using such filters  
Eyewear include lenses having spectral transmittances selected for viewing an object with respect to a background. The spectral transmittances are selected to provide a natural feel to scenes...
6887531 Glare protection device  
The glare protection device for welding applications contains an active electro-optical filter element (2) with an electronic control circuit (3). The active filter element (2) absorbs the...
6863843 Naphthopyran compounds, photoresponsive compositions and lenses  
A photochromic [1,2-b] naphthopyran having a fluoro substituent in at least one of the 7-position or the 9-position of the naphthopyran provides a stable photochromic compound with a narrow range...
6811727 Ophthalmic filter materials  
Disclosed is a photochromic plastic ophthalmic lenses having polymer matrices with an effective amount of at least one photochromic agent distributed therein, applied thereto or associated...
6780899 Homopolymers containing stable elasticity inducing crosslinkers and ocular implants made therefrom  
Ocular implants composed of homopolymers containing stable elasticity inducing crosslinkers which contain rigid chemical groups disposed between at least two polymerizable ethyleneically...
6641261 Lens for vision enhancement  
A lens transmits a maximum 2 percent average intensity of ultraviolet light and transmits a minimum 95 percent average intensity of light in a brightness perception spectrum of the eye. In...
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...
6382788 Eyeglasses with modified light transmission  
Eyeglasses which function to make contours and light coloured objects to stand out more clearly in a range of vision or field of view that is dominated by green vegetation, wherein the lenses of...
6315411 Eyesight protective composite glass  
Composite glass (2) for protecting the eyesight comprising, starting from the inside, from the eye side (1), towards the outside a first optically polished mineral glass (3), a polarizing film (4)...
6255238 IR and UV absorbing brown solar glasses, ophthalmic lenses  
The object of the present invention is brown solar glasses, absorbing UV or IR radiation, as well as solar ophthalmic lenses in said glasses. Said glasses have the following composition, expressed...
6250758 Plastic optical devices having antireflection film and mechanism for equalizing thickness of antireflection film  
Plastic optical devices in which an antireflection film (13) is coated on the surface of a plastic base material (10). The antireflection film (13) is a multi-layered film which is formed by...
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:...
5922246 Eyeglass lens and molded material of synthetic resin having transmittance minimum no greater than 25% at 550-585 nm  
A lens for eyeglasses and a molded synthetic resin for light transmitting filters are disclosed, which can reduce the glare of light and can provide a clear color sense, while retaining the...
5880171 Fast curing polymeric compositions for ophthalmic lenses and apparatus for preparing lenses  
A polymerizable composition for the production of high quality ophthalmic lenses is disclosed that includes: a) between 20 and 90 weight percent, and preferably, at least 50 weight percent, of...
5866635 UV-absorbing benzotriazoles having a styrene group  
A reactive monomer for preparing ultraviolet absorbing polymers has formula (I) wherein R1 is a halogen or C1 -C6 straight or branched chain alkoxy group; and R is a --(CH2)3 O--, --(CH2)2 O--,...
5770637 Anti-bacterial, UV absorbable, tinted, metal-chelating polymers  
A soft contact lens which comprises a water-swollen gel of a polymer prepared by polymerizing one or more hydrophilic monomers such as 2-hydroxyethyl methacrylate, one or more cross-linking...
5708490 Goggles for use with laser projection assembly systems  
Improved goggles for use with laser projection systems allow passage of a narrow band of red wavelengths that surround the wavelength at which the laser is projecting. The goggles block adjacent...
5640711 Head-mounted visor with variable transmission  
A head-mounted visor with variable transmission has at least two zones with different values of absorption of light. Should the visor be mounted on a pilot's helmet, an upper zone designed for...
5428474 Vision protection device incorporating carrier lenses  
An apparatus for protecting the eyes of a dental or medical practitioner from exposure to ultraviolet radiation during the illumination of a surgical site or other area of interest includes first...
5408278 Method and device for enhancing visual and color perception  
Specially balanced and integrated lens pairs, one lens allowing transmission of light predominately from the shorter half of the visible spectrum (400 to 550 nm.) and the other lens allowing...
5402190 Biological cycle affecting goggles  
A method of avoiding the influence of light on the biological clock caused by the presence of full spectrum light during intervals unexpected by the human body is comprised of wearing goggles that...
5400175 Ultraviolet radiation and blue light blocking polarizing lens  
A lens (10) that substantially blocks horizontally polarized light and selectively blocks wavelengths between 300 and 549 nanometers. The selective blocking is controlled by a sharp cut-on filter...
5381193 Protective filter lenses  
An ophthalmic protective filter lens having a scotopic transmittance lower than the photopic transmittance by more than a factor of two, a dominant wavelength within the ranges of 580-605 nm and a...
5374663 Process for producing cyanopsia-correctable intraocular lens  
The present invention relates to a process for producing a cyanopsia-correctable intraocular lens, which process is characterized by, in polymerizing a monomer capable of forming a transparent...
5363152 Selective color enhancement optical glasses  
An optical filter which blocks a substantial portion of a selected color of the visual light spectrum from entering one eye. The selected portion is the normal color of an object which is to be...
5296295 Radiation-curable coating compositions that form transparent, abrasion-resistant tintable coatings  
Radiation-curable coating compositions which form transparent, abrasion-resistant tintable coatings upon curing by exposure to high intensity irradiation, such as ultraviolet light or electron...
Matches 1 - 50 out of 81 1 2 >