Matches 101 - 150 out of 461 < 1 2 3 4 5 6 7 8 9 10 >
Match Document Document Title
6582630 Method of fabricating and integrating an optical assembly into a flying head  
Several embodiments of a method for manufacturing an optical assembly for use in an optical flying head are provided. The optical assembly may include a solid immersion lens and a magnetic coil....
6579476 Method for molding ophthalmic lenses made of plastic material  
A method for molding a plastic ophthalmic lens which comprises introducing a liquid polymerizable composition in a molding cavity of a two-piece mold through a filling nozzle in flow communication...
6576163 Durable fiber optic diffuser tip and method of making same  
A method of manufacturing a medical instrument for diffusing light from an optical fiber is provided. The medical instrument includes an optical fiber having a proximal portion including a cladding...
6576162 Method for injection molding of weld line free thermoplastic articles such as ophthalmic lenses  
Disclosed is an injection molding method. The method comprises injecting a melt of thermoplastic material at a temperature higher than the glass transition temperature (T g ) of the thermoplastic...
6569916 High refractive index triazine monomer  
The present invention relates to a triazine type monomer, and more particularly, to a 1,3,5-triazine type monomer characterized by having at least one amine group and at least two sulfur atoms,...
6568863 Platform and optical module, method of manufacture thereof, and optical transmission device  
A method of manufacturing a platform includes the steps of providing an interconnecting line adhering first and second regions of a mold, disposing an optical fiber with its end surface facing the...
6570714 Precision composite article  
The invention is directed to a method for making composite articles, including optical lenses, which includes the steps of obtaining a substrate; placing a semi-solid-like polymerizable composition...
6565346 Plastic molded article or product and method and apparatus for producing the same by injection molding  
An apparatus for producing a plastic molded article or product for use in an optical device is a mold assembly. The mold assembly includes a pair of molds having an inner mold surface forming a...
6558584 Apparatus and method for handling an ophthalmic lens  
Apparatus and method for handling an ophthalmic lens in a manufacturing line where lenses are presented for picking and transport to a respective lens receptacle. The problem of lens fly-away is...
6555029 Arbor for lathing a lens  
An arbor for lathe cutting lenses, especially contact lenses, from a blank, is designed for the mounting of a lens mold with a cast lens blank therein during lathing of the lens blank. The arbor is...
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...
6540414 Integrated optical coupler and housing arrangement  
An optical coupler and housing arrangement includes a housing portion adapted to receive an optical connector of a fiber optic cable, and further includes an optical coupler portion integrally...
6517995 Fabrication of finely featured devices by liquid embossing  
Elastomeric stamps facilitate direct patterning of electrical, biological, chemical, and mechanical materials. A thin film of material is deposited on a substrate. The deposited material, either...
6514436 Apparatus and method for clamping and releasing contact lens molds  
Apparatus for clamping together contact lens molds having a polymerizable liquid monomer disposed therebetween includes a plurality of clamping assemblies each having a linearly translatable shaft...
6504657 Optical member  
An optical member having a toric functional surface has a marking which is made by a configuration of a mold used to form the optical member. The marking is formed in the optical member outside an...
6501605 Lens holding frame and lens barrel  
A lens holding frame that secures and holds a lens, includes: a lens holding frame main body; a plurality of lens receptacle portions projecting inward at the lens holding frame main body and...
6482336 Non-lambertian glass diffuser and method of making  
A glass diffuser is fabricated by first producing a metal shim submaster or other high temperature resistant diffuser having a surface relief structure on one surface. A glass substrate material is...
6478990 Plastic lens systems 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...
6461548 Method for improving injection molding of transparent optical components  
The present method for improving the quality of injection molded optical components consists of proper cleaning of the injection molding apparatus between uses. Injection parts that are not...
6444145 Molds for use in contact lens production  
The invention provides molds useful for the production of lenses with contoured edges. In particular, the molds permit production of a lens with an edge shaped to avoid its impingement on the lens...
6440277 Techniques of printing micro-structure patterns such as holograms directly onto final documents or other substrates in discrete areas thereof  
An improved method and apparatus for applying discrete area holograms or other optical devices directly onto documents or other substrates in a continuous process analogous to the operation of a...
6428723 Method and apparatus for separating contact lens mold sections  
A method for separating one mold section from another mold section and a contact lens molded in the two mold sections provides improved reliability that the lens is not damaged during this...
6419859 Mold assembly for forming ophthalmic lens or lens blank and method of producing the same using the mold assembly  
A mold assembly for forming an ophthalmic lens, or a lens blank from which one ophthalmic lens is produced by effecting a cutting operation on at least one of a front surface and a back surface of...
6416689 Method for molding plastic lenses  
The method for making an optical lens which includes: filling a molding cavity vertically oriented and defined by two mold pieces at the periphery of which is disposed an annular closure member...
6407145 Photocrosslinkable materials and applications  
The invention relates to a novel process for the manufacture of mouldings, especially contact lenses, in which a soluble prepolymer comprising crosslinkable groups is crosslinked in solution, and...
6398999 Process for making high aspect ratio reflective metal flakes  
A process for making high aspect ratio metal flakes economically and at high production rates comprises applying a multi-layer sandwich of vapor deposited metal and release coats in alternating...
6383417 Method for injection molding a curvilinear lens  
Goggles for protecting the eyes of a wearer in ultra-hazardous conditions. The goggles comprise a frame that seals to the face of the wearer so that the wearer's eyes are enveloped. An adjustable...
6383419 Method for cast molding toric contact lenses  
Methods of cast molding toric contact lenses are provided including the steps of providing a first contact lens mold section; providing a molding apparatus and an insert tool adapted to be fixed to...
6379777 Die and production method thereof, glass substrate and production method thereof and method of forming pattern on the glass substrate  
On the pressing surface of a die, a first protrusion having a substantially triangular cross section and a second protrusion having a length which is greater than a width thereof and a...
6355190 Method of molding ophthalmic lens product, and mold assembly used in the method  
A method of molding an ophthalmic lens product by using a mold assembly which has a mold cavity, the lens product having a configuration corresponding to that of an ophthalmic lens or a precursor...
6356398 Lens having diaphragm structure at outer edge portion on incident side thereof and optical unit using same  
A diaphragm structure is provided at an outer edge portion on an incident side of a lens which converges a collimated incident light and outputs the converged light, the diaphragm structure being...
6351332 Optical low-pass filter and optical apparatus having the same  
An optical low-pass filter comprises a phase advancing area which advances a phase of a wavefront of an incident pencil of rays with respect to a phase of a wavefront of a center of the incident...
6347536 Process and device for manufacturing networks of microlenses  
The device includes a housing, a means for heating the housing, and a means for supporting, in the housing, at least one group composed of plates of malleable material under pressure at the...
6327095 Vehicle lamp and method for manufacturing the same  
To provide a vehicle lamp having a high quality lens and a method for manufacturing the same and make it possible to reliably separate a pre-molded lens member while being securely held in the...
6324010 Optical assembly and a method for manufacturing lens systems  
According to one aspect of the present invention, a method of making a lens assembly with a plurality of lens arrays having a plurality of lenslets and at least one spacer having a plurality of...
6305194 Mold and compression molding method for microlens arrays  
A method and apparatus is disclosed for compression molding arrays optical elements which may be later singulated. The apparatus includes first and second mold halves with the second mold half...
6258299 Device for molding ophthalmic lens material and method of molding therewith  
A device comprises a lower die 6 composed of a lower die base portion and a lower die columnar portion of which tip surface is formed with a lower die molding surface corresponding to one surface...
6252721 Mold for molding optical element, mold structure for molding optical element, molding apparatus, optical element molded from resin material, and optical element constituted by plurality of optical surfaces  
This invention is to provide a mold for molding an optical element in which eccentricity of an optical insert can be suppressed as much as possible. In order to achieve this object, in a mold for...
6248412 Luster resin moldings and method of manufacturing the same  
A method of manufacturing a luster resin molding such as an automobile side molding or the like is disclosed. The luster resin molding has a molding body formed of luster synthetic resin and is...
6241919 Casting polymerization for producing light guide of LCD  
The present invention relates to a technology for producing, based on a casting polymerization process, light guides for LCDs. The casting polymerization process includes the steps of: preparing a...
6241918 Process of manufacturing contact lenses in ambient environment  
A method of casting polymer contact lenses between two mold halves in an ambient (air) environment containing molecular oxygen (O 2 ) in which the mold halves forming the cast geometry are exposed...
6238581 Process for manufacturing an electro-mechanical grating device  
A method for manufacturing a mechanical grating device is presented. The device consists of a plurality of parallel-suspended ribbons that are deformed using, for example, an electrostatic force to...
6226135 Reflector type prism and reflector type prism forming die  
The bottom surfaces of an entering surface-forming portion 1a for forming a light-entering surface 11a of a reflector type prism 11 and of an emitting surface-forming portion 1b for forming a...
6219191 Plastic lens  
A plastic lens which can be positioned correctly during lens mounting. The plastic lens is used as a pickup lens on an optical head for an optical disk and it has a lens portion in the center with...
6204355 Use of polyamide moulding compounds for manufacturing optical or electro-optical moulded members  
The invention relates to the use of polyamide moulding compounds, their alloys or blends, which contain at least one homopolyamide, which has been obtained from long-chained aliphatic monomer...
6201036 Light-curable polymer material, method for making an elastic intraocular lens, and an elastic intraocular lens  
A light-curable polymer material for making an intraocular lens is a mixture of components consisting of oligourethanemethacrylate, octylmethacrylate, oligocarbonatemetharcrylate,...
6197227 Toric axis alignment machine and method  
A method and apparatus for practicing the method of making toric contact lenses having a toric axis and ballast axis located on the anterior and posterior surfaces of a lens. Detectable features...
6197226 Process for tinting a resin having a large refractivity index and optical material tinted by the process  
A process for tinting a resin and a tinted optical material produced by the process. The process comprising dipping a resin into a liquid containing at least one compound selected from the group...
6187888 Cast molding material for plastic lens and process for the production of plastic lens  
A cast-molding material for a plastic lens which is almost free from causing defective dyeing when dyed, and a process for producing plastic lenses almost free from causing defective dyeing, the...
6180288 Gel sensors and method of use thereof  
The present invention comprises an optically diffracting sensing device whose diffraction pattern changes upon exposure to some stimuli. The diffraction pattern may be two or three dimensional, and...
Matches 101 - 150 out of 461 < 1 2 3 4 5 6 7 8 9 10 >