Matches 201 - 250 out of 419 < 1 2 3 4 5 6 7 8 9 >
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5585137 Apparatus and method of manufacturing fiber  
An apparatus includes a first waveguide having a first surface having a first hole through which a fiber passes, and a second surface having a second hole through which an object passes and...
5567471 Coherent, flexible, coated-bore hollow-fiber waveguide, and method of making same  
A rugged flexible hollow-fiber waveguide that permits preservation of good transverse spatial coherence of input infrared laser radiation and that transmits substantial power of such radiation,...
5555525 Method of making graded refractive index polymeric optical fibers and optical fibers made by the method  
A continuous manufacturing method is provided by extruding a composite optical fiber from two polymeric solutions containing two different monomers having different refractive indices, and then...
5536528 Method and apparatus for stranding tape-shaped optical fibers  
A method and apparatus for stranding tape-shaped optical fibers of the present invention strands a plurality of tape-shaped optical fibers each of which is constituted by a plurality of optical...
5534558 Process and composition for cladding optical fibers  
In a process for cladding an optical fiber, a photoinitiator monomer having both a photoinitiating group and an ethylenically unsaturated group is reacted with a fluorosubstituted monomer having an...
5527567 Metalorganic chemical vapor deposition of layered structure oxides  
A method of fabricating high quality layered structure oxide ferroelectric thin films. The deposition process is a chemical vapor deposition process involving chemical reaction between volatile...
5518516 Method of forming an optical fibre preform  
In a method of forming a preform from which an optical fibre can be drawn, successive layers of matter (24, 28) are deposited by vapour deposition on a rotating cylindrical body (10) which is...
5505988 Method and arrangement for colouring optical fibres  
The invention relates to a method and an arrangement for coloring optical fibres, each fibre being drawn through an upper nozzle in a coloring tool into a color chamber, into which colorant is...
5492607 Method of fabricating a surface emitting laser with large area deflecting mirror  
A surface-emitting laser system includes a laser that emits a vertically divergent beam generally parallel to the substrate on which it is formed, and a turning mirror in the path of the beam that...
5486378 Method and apparatus for manufacturing an optical ribbon conductor  
A plurality of light waveguides are conducted side-by-side through a coating arrangement that will surround the waveguides and supply them with a coating material for enclosing the light waveguides...
5472786 Variable index material for optical switching and real time holographic recording  
A new variable index material is described which provides rapid changes in refractive index. The disclosed materials are useful for coatings and films that provide photosensitive materials for...
5473720 Method for enhancing the pullout strength of polymer-coated optical fiber  
Applicants have discovered that low pullout strength of optical fiber is attributable to volatile, unreacted monomers and impurities which result from the incomplete polymerization of liquid...
5444811 Organic functional optical thin film, fabrication and use thereof  
An organic functional thin film is comprised of a polymer of a molecule having two or more identical or different groups selected from the group consisting of a carbonyloxycarbonyl group, a...
5444808 Plastics packaged optical fibre and method of making same  
An optical fibre, comprising a glass core 10 surrounded by a glass cladding (11) of lower refractive index, is provided with inner and outer relatively high modulus plastics layers (12 and 14)...
5416880 Optical fibre coatings and method for producing same  
The use of an ethylenically-terminated urethane oligomer for the provision of a radiation-cured coating material of an optical fiber, the urethane oligomer being derived from reactants which...
5405556 Process of fabricating light-focusing plastic optical elements  
A process of fabricating a light-focusing plastic optical element includes preparing a prepolymer transparent preform. The prepolymer preform is immersed in a solution containing more than one...
5395557 Method and apparatus for applying gel to a plurality of optical fibers  
An apparatus (10) for applying gel to a plurality of optical fibers (18) includes a housing (12) having a cavity (14) through which a plurality of separated optical fibers (18) are fed. The gel is...
5393561 Segmented waveguides having selected bragg reflection characteristics  
Segmented waveguides for wavelength conversion (e.g., waveguides comprising alternating sections of crystalline substrate having the formula K 1 -x Rb x TiOMO 4 where x is from 0 to 1 and M is P...
5382448 Method of manufacturing optical transmission medium from synthetic resin  
A method of manufacturing a multimode optical transmission medium from a synthetic resin having the distribution of refractive index varying continuously in a fixed direction. In the method, a...
5373577 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Plastics packaged optical fibre and method of making same  
An optical fibre, comprising a glass core 10 surrounded by a glass cladding (11) of lower refractive index, is provided with inner and outer relatively high modulus plastics layers (12 and 14)...
5372757 Apparatus and method for sheathing optical fibers  
A loose tube element including a plastic sheath containing a grease-like material and an optical fiber or bundle of optical fibers or a ribbon of optical fibers is pulled from an extruder crosshead...
5368900 Multistep laser ablation method for making optical waveguide reflector  
An optical reflector for a polymeric waveguide mounted on a generally planar substrate is formed by a method that includes sequentially irradiating overlapping zones of a polymeric ridge using a...
5366527 Method and apparatus for coating optical waveguide fibers  
A method and apparatus is provided for controlling the diameter of a coated optical waveguide fiber. The viscosity profile of the coating material is controlled by adjusting the temperature of a...
5363468 Fiber optic rod and production thereof  
Disclosed herein is a fiber optic rod having good mechanical properties (such as tensile strength and tensile modulus) and good water resistance and a process for producing the same. The fiber...
5360630 Thin film intagliated phosphor screen structure  
A thin film, intagliated phosphor screen structure includes an optical fiber bundle in which each of the fibers has its glass core etched below the level of its cladding sheath at the internal...
5360645 Apparatus and method for coating a material onto a planar substrate  
An apparatus and method for conformally coating an associated generally planar substrate such as vehicle window glass with a coating material includes first (12), second (22), and third (32)...
5356449 Vad process improvements  
In a method for making optical fiber preforms, the time taken for sintering and annealing the clad or jacket layer is significantly reduced by only partially sintering the jacket soot boule in an...
5354574 Method for producing optical fiber having formyl groups on core surface thereof  
The present invention is directed to a method for producing an optical fiber having formyl groups on a core surface. In one embodiment, a plastic optical fiber having formyl groups on a core...
5346520 Apparatus for applying a carbon coating to optical fibers  
A reactor for applying a carbon coating to an optical waveguide fiber wherein the buildup of reaction by-products within the reactor is reduced by providing internal and external fiber exit ports...
5330786 Method of manufacturing color-coated optical fibers  
The present invention provides a method of manufacturing an optical fiber coating with a greater adhesive strength between the primary coating layer and the colored layer as the secondary coating...
5327211 Process for molecular-specific optical fiber probes for raman detection  
A process for indicator coating of SERS fiber-optic probes comprising selecting a potentially roughened probe which is enhanced with a deposited silver film and then treated by chemisorption on...
5326585 Method and compositions for manufacture of chemical sensors  
The method for making an optical fiber microsensor involves applying an uncured analyte sensing matrix to an optical fiber and crosslinking the sensing matrix in situ on the optical fiber to yield...
5320904 Reduction of hydrogen generation by silicone-coated optical fibers  
The deleterious generation of hydrogen in optical fiber cables with cured silicone resin coatings is reduced by treating such optical fibers with one or more type of olefinic hydrocarbon to convert...
5320659 Method of forming a carbon coated optical fiber with co-current reactant flow  
A surface of an optical fiber is coated by a method for coating a surface of an optical fiber with carbon comprising steps of introducing an optical fiber in a reaction chamber in the same...
5308656 Electroformed mask and use therefore  
A method of applying a coating to a fiber end retained in the holder is disclosed. A master is formed having an external geometry substantially identical to the geometry of the holder. A mask is...
5298291 Epoxy-functional fluoropolyol polyacrylate coating of optical fibers  
An infinite network polymer containing fluorine as a coating or cladding material for optical fibers. Fluoropolymers, such as silicone amine C 0 -C 16 fluoroepoxy resin and cis-trans fluoropolyol...
5298290 Protective coating on substrates  
A method and apparatus for applying a protective coating onto a substrate comprises a power supply for generating an amplitude-modulated alternating electromagnetic field in a vacuum chamber. A...
5271073 Optical fiber sensor and method of manufacture  
The optical fiber sensor is formed from an optical fiber having a light conducting optical fiber core, and a coating of cladding material, with a length of a sensing material matrix applied to the...
5266352 Devices featuring silicone elastomers  
Devices are described in which certain crosslinked silicone polymers are incorporated. These polymers have various functions such as encapsulating agents, surface protective agents or agents to...
5246734 Amorphous silicon hermetic coatings for optical wave guides  
This invention relates to a method of forming amorphous silicon hermetic coatings on light conducting devices, including optical fibers, wave guides, light pipes, or cables. By the present...
5246746 Method for forming hermetic coatings for optical fibers  
A method for forming hermetic coatings on optical fibers by hot filament assisted chemical vapor deposition advantageously produces a desirable coating while maintaining the pristine strength of...
5236667 Surface modification of plastic optical fibers  
A method of chemically modifying the poly (methyl methacrylate) (hereinafter "PMMA") clad surface of an optical fiber to introduce amino groups. N-butyl lithium in a suitable organic solvent with...
5235666 Production of a hermetically coated optical fiber  
A hermetically coated optical fiber comprising a core made of glass, a cladding made of quartz glass surrounding the core the outermost layer of which glass contains fluorine, and a carbon layer...
5232738 Process for removably fixing optical fibers  
Optical fibers are removably held in place on a payout bobbin using a silicone-based adhesive. The adhesive in a liquid carrier is applied to the optical fibers as they are wound onto the payout...
5219623 Methods of producing an article which includes a light energy cured coating material  
In the manufacture of an article such as optical fiber which includes a light energy cured coating material, fiber (21) is drawn from a preform (22) and coating with one or preferably two layers...
5212762 Plastic-clad silica (PCS) fibers and methods and apparatuses for producing the same  
A method and apparatus for producing a polymer-clad silica (PCS) optical fiber comprising a core of a transparent inorganic glass and a cladding of a transparent organic polymer characterized in...
5204928 Flame-retardant coated optical fiber  
In a flame-retardant coated optical fiber, which comprises an optical fiber, a primary coating layer covering the optical fiber, and a secondary coating layer covering the primary coating layer,...
5201022 Coated optical fiber  
A coated, embrittlement resistant optical fiber thermometer fiber is disclosed, which can be a sapphire or silica fiber with a metallic coating which prevents the fiber from becoming brittle at...
5198270 Method of forming a fiber preform with dopants dissolved in a liquid  
A method of forming an optical fiber. A solution (12) is prepared in which are dissolved both a ladder siloxane and one or more dopants which are to be incorporated into the final silica or...
5194112 Method of applying a fiber optic adhesive to a fiber optic material  
Disclosed is a method and a fiber optic adhesive which composition is appd to a fiber optic having a buffer coat thereon and is, subsequently, partially cured to a tacky outer surface while being...
Matches 201 - 250 out of 419 < 1 2 3 4 5 6 7 8 9 >