Matches 151 - 200 out of 419 < 1 2 3 4 5 6 7 8 9 >
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5945173 Method of making optical fiber ribbon  
An optical fiber ribbon is manufactured under a condition where, assuming that the optical fiber ribbon has a thickness of 2d (mm), a guide roller has a diameter of 2R (mm), and a period of time...
5938987 Method and arrangement for producing a basic element of a multi-element optical cable  
A method and arrangement for producing a basic element of a multi-element fibre optic cable having a coating tool (6) for forming a tubular sheathing around a single optical fibre (3) or a fibre...
5939136 Process for preparation of optical fiber devices using optical fibers with thermally removable coatings  
A method of making an optical fiber device, which comprises the steps of providing an optical fiber element comprising an optical fiber having at least one thermally removable coating thereon, and...
5939137 Method for coating an optical fiber with a plurality of transducers in a bath of coating material  
An improved method of coating an optical fiber is disclosed. A transducer is submerged in a container of liquid coating material and activated so that it causes the formation of a wave of coating...
5932283 Method for fabricating SiO.sub.2 film  
Disclosed is a method for fabricating SiO 2 film used as the core layer or cladding layer of an optical waveguide that has the steps of: coating a polysilazane solution on a substrate; and...
5928712 Method and apparatus for manufacturing an optical ribbon conductor  
A method and an apparatus for forming a waveguide conductor ribbon by passing several light waveguides through a through-opening so that as the waveguides are passed through the opening, they are...
5913976 Fiber optic handling and coating fixture  
The invention comprises a fixture and method for holding optical waveguid such as fiber optic cable, in a relatively stable fashion for processing. The fixture includes a first frame and a second...
5913004 Optical glass fiber coating composition  
Provided is an optical glass fiber coating composition which when coated on an optical glass fiber and suitably cured provides a coating having the combination of properties (i) through (iv): ...
5907023 Radiation-curable coating compositions and optical fiber coatings  
The invention provides a radiation-curable coating composition comprising: (A) 30-90% by weight of a urethane oligomer having three types of moieties: (I) a polyether/polyolefin block...
5904883 Method for producing optical fiber ribbon  
In a method for producing an optical fiber ribbon, a plurality of coated optical fibers is fed out so that the plurality of coated optical fibers are arranged in a plane in a concentrator. A ribbon...
5885652 Method and apparatus for coating optical fibers  
The fiber-coating concentricity of a coated optical fiber is controlled by non-axisymmetrically heating the coating material in the sizing die with respect to the z-axis along which the fiber is...
5871653 Methods of manufacturing micro-lens array substrates for implementation in flat panel display  
Three process flows for manufacturing the micro-lens array substrates are disclosed. The process flows consist of two main parts. The first part of the process flows involves fabrication of a...
5866200 Process for producing optical waveguide-provided substrate  
A process for producing an optical waveguide device including a substrate and a ridge-shaped optical waveguide projected at a main plane of the substrate, comprising the steps of: forming said...
5863449 Method for forming optical interferometer  
This invention relates to a method of making fiber optic interferometers. First, a plurality of optical fibers are bundled and placed into a sleeve. The bundle is then encased in the sleeve and the...
5858053 Method for coating an optical fiber with transducer in a bath of coating material  
An improved method of coating an optical fiber is disclosed. A transducer is submerged in a container of liquid coating material and activated so that it causes the formation of a wave of coating...
5851450 Apparatus and method for use in applying particles to an external layer of uncured resin of a coating of an optical fibre unit  
Apparatus for use in applying particles to an external layer of uncured resin material of a coating of an optical fibre unit with at least one optical fibre, said apparatus including means (50)...
5812725 Method for increasing adhesion between a coating and an optical glass fiber electron beam pretreatment  
This invention provides a method of increasing adhesion of radiation-cured, inner primary coatings on glass optical fibers. A glass optical fiber drawing tower has a controllable variable amperage...
5800860 Method of manufacturing planar optical waveguides  
A novel planar waveguide structure has been constructed by sintering substantially pure SiO 2 layers in a He 2 /BCl 3 atmosphere. This results in the generation of a liquid phase of...
5781669 Acoustooptical waveguide device for wavelength selection and process for making same  
An acoustooptical wavelength device for wavelength selection includes one substrate of a birefringent and photoelastic material on which there is formed: first and second rotation stages of the...
5763003 Method of covering a ribbon of optical fibers with a resin, and apparatus for implementing such a method  
A method and apparatus for covering a ribbon of optical fibers with a resin. The resin is polymerizable under the effect of UV radiation and forms a protective covering surrounding and holding the...
5761367 Coated optical devices and methods of making the same  
The present invention relates to coated optical devices, such as optical fibers and optical wave guides, and methods for forming coated optical devices. Methods for forming coated optical devices...
5759619 Method of manufacturing second harmonic generation device  
A method of adaptively varying and locking a wavelength of high power infrared laser diode for use in a blue laser using second harmonic generation. The method including the steps of: forming a...
5756165 High speed method for coating and curing optical fiber  
Applicants have discovered that the speed of fiber manufacture can be substantially increased by employing a two-step curing process in which the fiber is drawn, coated and exposed to ultraviolet...
5754725 Multiple fiber connector for injection molded multiple fiberoptic coupler unit and cladding for same  
The invention relates to multiple fiber connectors for thermoplastic optical couplers and fibers. The multiple-fiber connectors facilitate the connection of optical fibers to a star coupler and...
5744194 Process and device for coating at least one optical waveguide  
A process for coating at least one optical waveguide with a filling compound has at least two successive filling stages separated by a wiping device of reduced cross section. In the region of the...
5744561 Fluorinated polymer having improved heat stability  
The invention relates to the use of fluorinated copolymers based on trifluoroethylene (VF3) and tetrafluoroethylene (C 2 F 4 ), having melting points above 210° C. and soluble in the customary...
5728422 Ratiometric fluorescence method of making for measuring oxygen  
A ratiometric optical sensors method of making is provided to measure dissolved oxygen in a fluid sample. The sensor is formulated so as to contain an oxygen permeable membrane of a cured...
5723176 Method and apparatus for making optical components by direct dispensing of curable liquid  
An apparatus for forming an optical element on the surface of a substrate by ejecting a curable light guide forming liquid from a nozzle onto the substrate and curing the curable light guide...
5714198 Method of controlling regions of ferroelectric polarization domains in solid state bodies  
Chemical and electrical poling is described, as well as an improved optical converter having a solid state body which employs the same.
5714121 Optical carbon dioxide sensor, and associated methods of manufacture  
A method is provided for manufacturing a fiber optic sensor for detecting or measuring the concentration of carbon dioxide in a sample fluid. The method involves incorporation of a fluorescent...
5714196 Method of forming a strippable polyimide coating for an optical fiber  
A method of making an optical fiber having a strippable polyimide coating includes the steps of drawing an optical fiber through curable polyamic acid solution to form a coating on the fiber and...
5707684 Method for producing micro-optical components  
A method for direct printing of micro-optical components (82) onto optical substrates (84) or active devices to create optical circuit elements as well as micro-optical components and systems, such...
5695583 Light diffuser and process for the manufacturing of a light diffuser  
A light diffuser for the radial emission of light, which has been fed into the diffuser in axial direction, comprises an optical waveguide, which itself comprises a core and a cladding. The core of...
5688553 Polyimide coated heavy metal fluoride glass fiber and method of manufacture  
A method of making a polyimide coated heavy metal fluorinated fiber includes the steps of drawing an optical fiber through a low-temperature curing polyimide solution to form a polyimide coating...
5681611 Light guide and method for making  
A light guide includes a hollow tubular cladding of a fluorocarbon resin having a methacrylic or acrylic monomer graft polymerized inner surface. The cladding is integrally filled with a core of a...
5670097 Method of making blood gas sensors overcoats using permeable polymeric compositions  
The present invention provides a shaped permeable polymeric material including a hydrophobic portion and a hydrophilic portion, wherein the material is crosslinked. This material is prepared by a...
5649754 Illuminating apparatus and a method of manufacturing an edge light conductor for use therein  
An illuminating apparatus has a transparent or semitransparent optical medium in the form of an acrylic plate, two fluorescent tubes for emitting light into the acrylic plate through opposite end...
5639846 Ultraviolet radiation-curable coatings for optical fibers and optical fibers coated therewith  
Ultraviolet radiation-curable primary and secondary coating compositions for optical fibers are disclosed. The primary coatings comprise a hydrocarbon polyol-based reactively terminated aliphatic...
5636307 Fiber optic microcable produced with radiation cured composite  
The invention provides a fiber reinforced optical microcable comprised of a buffered optical waveguide coated with a fiber reinforced protective sheath formed of an ultraviolet light cured resin....
5633966 Method of forming refractive index distribution in light transmission path, and optical filter and method of using the same  
A method of forming a refractive index distribution in a light transmission path including a core and a cladding layer involves steps of applying a photosensitive material layer to the surface of...
5622750 Aerosol process for the manufacture of planar waveguides  
A new method for the manufacture of glass films on substrates involves the flame reaction of an aerosol comprised of droplets of a solution containing all the precursors for the glass. A solution...
5620753 Method of forming an optical fiber  
An optical fiber is releasably held in coil or skein form by a magnetized in film coating on the fiber. Adjacent convolutions are held together by a magnetic field to prevent unintended unravelling...
5612086 Method of manufacturing an optical waveguide device  
Electric discharge breakdown in an optical waveguide pattern formed on a crystal substrate having pyroelectric effect is substantially extinguished or reduced, so that the yield of optical...
5607644 Optical sensor for the measurement of pH in a fluid, and related sensing compositions and methods  
An optical sensor is provided for measuring the pH of a fluid sample. The sensor is formulated using a fluorescent polymer composition comprising a copolymer of a water-dispersable,...
5607719 Process for the preparation of heat-resistant coatings on wires or fibres and a suitable device for performing the same  
A process and device for the preparation of coatings on wires or fiber-like materials by mixing one or more polymers which contain carboxyl and/or amide groups (A) and with at least two carboxyl...
5605716 Method of making hollow waveguides  
A method of making a hollow waveguide for transmitting electromagnetic radiation includes: filling voids on the inner surface of an insulator tube with a coating of a void-filling, hydrophylic...
5596669 Radiation curable coating composition and coated optical fiber  
Provided is a radiation curable coating composition suitable for coating optical glass fiber, having a viscosity in the range of about 10 mPas to 10,000 mPas made of about 20 to about 99.9 weight %...
5595793 Surface-plasma-wave coating technique for dielectric filaments  
A method and device is described to generate plasmas on the surface of dielectric filaments and--by a plasma chemical vapor deposition (CVD) mechanism--deposit dielectric films on the filaments as...
5593736 Process for manufacturing a fiber reinforced optic microcable with a UV cured resin  
The invention provides a process for fabricating a fiber optic microcable mposed of materials having properties which facilitate its manufacture. The microcable is comprised of an optical fiber...
5591400 Method for producing an ionic sensor  
The present invention provides processes for the preparation of ionic sensors that include a matrix material, such as ion-permeable cellulose, having a sensing component included therein, such as a...
Matches 151 - 200 out of 419 < 1 2 3 4 5 6 7 8 9 >