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7375178 High refractive index thermoplastic polyphosphonates  
High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A...
7368072 Photochromic contact lenses and methods of manufacturing  
Described are contact lenses having photochromic materials within the central or pupillary area of the lens and methods for manufacturing such lenses. In one method, a photochromic amount of at...
7365919 Forming methods, forming devices for articles having a micro-sized shape and optical elements  
A article having a micro-sized shape being formed on the surface of the article by pressing a die onto the surface, wherein the elastic modulus of the article at room temperature is in the range of...
7354536 Method of manufacturing an optical component having a holder  
A method of manufacturing an optical component having an optical element and a holder attached to the optical element, comprising the steps of: inserting a blank for the optical element into a...
7354150 Polarizing plate with melanin  
The present invention is directed to the incorporation of melanin in an optical article with polarization properties. Such an article includes a first polymer layer containing a polarizing agent, a...
7332110 Method and device for producing optical part  
An annular insert ( 4 ) is arranged in the optical component molding cavity of a mold to surround an outer periphery of raw material resin in a direction in which the resin is distributed in the...
7326373 Method for forming a wafer for use in an optical part  
An improved method is disclosed, for forming a wafer into a complex, curved shape, for use in an optical part. The method includes a step of moving the wafer into contact with a molding surface...
7320515 Polarized optical lens  
A method of forming a polarized optical lens including an optical lens of certain curvature and a polarized piece, wherein the polarized piece is made up of cellulose protective film, adhesive and...
7294293 Method for manufacturing diffraction optical element  
A method for manufacturing a diffraction optical element, according to the present invention, includes the steps of: supplying a photocurable resin onto a surface of a light-transmitting molding...
7280278 Apparatus and method for manufacturing positive or negative microlenses  
A variety of structures and methods used to adjust the shape, radius and/or height of a microlens for a pixel array. The structures affect volume and surface force parameters during microlens...
7268949 Microlens array sheet and manufacturing method thereof  
A microlens array sheet and a manufacturing method thereof. The microlens array sheet comprises: a transparent substrate; bases formed on the transparent substrate, the bases having the same height...
7265907 Method of manufacturing microlens, microlens, optical film, screen for projection, and projector system  
Exemplary embodiments of the present invention provide an optimal manufacturing method of a microlens to diffuse light. According to exemplary embodiments, a manufacturing method of microlens...
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...
7241472 Method for producing antireflection film-coated plastic lens, and antireflection film-coated plastic lens  
The method produces a plastic lens with an antireflection film which have the advantages of good adhesion of the antireflection film to any type of hard coat film that underlies it and good...
7235195 Method for making opthalmic devices  
The present invention provides a method for producing an ophthalmic device by means of stereolithography. The method comprises the steps of: depositing (i) an essentially solvent-free liquid or...
7232595 Device comprising low outgassing photo or electron beam cured rubbery polymer material  
Disclosed are photo or electron beam curable polymerizable compositions, and preparation thereof and devices containing such cured material. The composition contains completely or substantially...
7227703 Aspheric lens and method for making same  
An aspheric lens ( 1 ) includes a substrate ( 10 ) and an aspheric film ( 12 ). The substrate ( 10 ) is made of glass, and has a spherical surface ( 102 ). The aspheric film ( 12 ) is formed on a...
7217375 Apparatus and method of fabricating a compensating element for wavefront correction using spatially localized curing of resin mixtures  
An optical wavefront correction plate incorporates a unique, three-dimensional spatial retardation distribution utilizing the index of refraction change of resin mixture in its cured state. The...
7216976 Polyurethane resin composition for optical lenses and impact strength synthetic resin lenses  
An impact strength synthetic resin lens is provided in which transparency of a synthetic resin lens material of a polyurethane and releasability are improved to improve productivity and no stria...
7214116 Light-emitting diode and method for its production  
A light-emitting diode with no fluctuations in optical properties and good sealing properties, and a simple production method for producing this light-emitting diode. The light-emitting diode has a...
7179848 Method for coloring a transparent article made of polycarbonate and resulting article  
The invention concerns a method which consists in irradiating at least one face of the article with UV radiation, causing the article to be photodegraded over a thickness of at least 1 μm, and in...
7175785 Method of producing a polarized lens and a casting die used in the same  
A method of producing a polarized lens and a casting die used therein are provided to allow a polarized film to be securely positioned within a casting die and a polarized lens to be cast in a...
7169828 Method of manufacturing a replica as well as a replica obtained by carrying out an UV light-initiated cationic polymerization  
The invention relates to a method of manufacturing a replica, which method comprises the provision of a polymerizable resin composition between a front mold having a pre-shaped surface and a back...
7144954 Highly transparent plastic for optical materials  
The present invention relates to mixtures containing A) compounds of the formula (I) and (II) where R 1 is independently at each instance hydrogen or a methyl radical, R 2 is...
7138459 Water soluble contact lens blocking composition  
A contact lens blocking composition with desirable melt properties can comprise a water soluble polymer such as a polyalkylpolyimine combined with a filler such as a highly soluble salt...
7128415 Method of forming polarized or photochromic lenses by fusing polycarbonate with other plastic materials  
The invention provides techniques for making polycarbonate or plastic lenses. In one exemplary embodiment, for example, an electrical discharge is applied to a polarized film surface and a...
7123985 Design build test cycle reduction  
An ophthalmic lens design and modeling system comprises a user interface providing functionality for generating a template associated with a desired lens design to be manufactured, the template...
7121119 Press molding apparatus for an optical element and method of manufacturing the optical element  
A transfer arm holds a plurality of preforms arranged in a single line and simultaneously drops and supplies the preforms downward. A positioning arm has a pair of arm split members split in its...
7097778 Process for fabricating a micro-optical lens  
A process for fabricating a micro-optical lens comprises forming a wall post structure on a substrate, coating with a polymeric film on the wall post, then making it adhering over both sides of the...
7072118 Optical element and manufacturing method of the optical element  
An optical element having an optical axis, comprises an element body having the maximum first length of 4 mm or less in the optical axis direction and the second maximum length of 6 mm or less in...
7067083 High refractive index thermoplastic polyphosphonates  
High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A...
7065986 Molding assembly  
A molding assembly, that includes: a plurality of support pillars fixedly attached to a support structure, wherein each support pillar includes a recessed seat; a mold support member, and; a...
7049351 Moldings and preparation and uses thereof  
An ophthalmic lens made from a crosslinkable polymer containing H-active groups bonded to the oligomer or polymer backbone, some or all of whose hydrogen atoms have been substituted by radicals of...
7048378 Method of fabricating holographic contact lens  
A method of fabricating holographic colored contact lens is provided. A lens-making mold having multiple micro-lines on the peripheral surface is used to fabricate the contact lens and at the same...
7045558 Method of making a high refractive index optical management coating and the coating  
A radiation curable composition comprises a heterocyclic acrylate or heterocyclic methacrylate. The composition is curable to make an optical management article such as an optical management...
7042641 Shaped plastic lenses and method for making the same  
There is described a method for forming lenses having substantially no optical power. The method includes forming, via in situ polymerization, a layer of non-uniform thickness of an optically...
7035010 Polarized lenses with variable transmission  
A lens including a polarizing film within a polyurethanic material which comprises a photochromic dye therein.
7029758 Melanin polyvinyl alcohol plastic laminates for optical applications  
The present invention relates to the use of water soluble melanin in solid plastic films of polyvinyl alcohol to be used in conjunction with other plastics to make laminated sheets or lenses. Such...
7022749 High refractive index aromatic-based siloxane difunctional macromonomers  
Optically transparent, relatively high refractive index polymeric compositions and ophthalmic devices such as intraocular lenses, corneal inlays and contact lenses made therefrom are described...
7022268 Process for moulding a lens having an insert  
A lens has at least one insert ( 16, 28 ), which defines an optical path. For manufacturing the lens, the insert is first bonded to an overmould ( 36 ). A polymer ( 44 ) is then moulded in a mould...
7001541 Method for forming multiply patterned optical articles  
The present invention provides a solution to the needs described above through a method for forming multiply patterned optical articles. The method comprises providing a micromold having a...
6999234 Polarizing element, and plane light source unit and liquid crystal display apparatus using the same  
A polarizing element having excellent scattering and polarizing properties is made from a stretched sheet composed of a continuous phase and a dispersed phase. The element has continuous and...
6995915 Manufacturing method of micro-lens, manufacturing method of solid-state image pickup device and solid-state image pickup device  
The present invention intends to provide a manufacturing method of a heat resistant micro-lens. The manufacturing method includes forming on a substrate an inorganic film having the optical...
6994808 Planar lens and method for fabricating the same  
A planar lens capable of compensating for chromatic aberration and which is easy to manufacture and enables easy assembling of optical pickups and a method for fabricating the planar lens are...
6984346 Composite element manufacturing method  
The object of this invention is to decrease a stress to accumulate in a resin layer while preventing any uncured portion from forming in a side surface of the resin layer. In order to achieve this...
6956087 High refractive index polysiloxane prepolymers  
A process for producing polysiloxane prepolymers of improved homogeneity for use in the production of relatively high refractive index polymeric compositions is described herein. Polymeric...
6948341 Cylindrical microlens with an internally reflecting surface and a method of fabrication  
A fast (high numerical aperture) cylindrical microlens, which includes an internally reflective surface, that functions to deviate the direction of the light that enters the lens from its original...
6943204 Process for the modification of elastomers with surface interpenetrating polymer networks and elastomers formed therefrom  
A process for forming a surface modification on a polymer substrate and polymer substrates having such surface modifications. The process comprises the steps of absorbing a swelling monomer into...
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...
6918267 Press molding apparatus and press molding method  
A press molding apparatus includes upper and lower mother molds 102 and 104 . Each of the mother molds 102 and 104 has four molding surfaces arranged in a single line and satisfies the...
Matches 1 - 50 out of 140 1 2 3 >