Matches 301 - 350 out of 419 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
4846541 Interference film filter and an optical waveguide and a method for producing the same  
An interference film filter and an optical waveguide including a laminate which are deposition-formed by alternate lamination of a first thin film (2,4,10) of amorphous Si x C y O z ...
4836642 Cladding material for optical fiber  
A cladding material for an optical fiber is described, which is made of a polymer comprised of (A) 10-90 wt. % of a long-chain fluoroalkyl group-containing monomer of the formula: ##STR1## wherein...
4816049 Process of surface treating laser glass  
A process of surface-treating a laser glass is disclosed which comprises coating a specific sol solution obtained by hydrolysis and partial polycondensation of a mixture containing a metal...
4812150 Metallic-glass coated optical fibres  
An optical fibre is provided with a coating by coating the fibre (1) with a coating material (4) on-line with the fibre drawing process (2) and employing a laser beam (6) to locally heat the...
4810429 Method and apparatus for the manufacture of filled optical transmission elements  
A method and apparatus for the manufacture of optical transmission elements comprising a bundle of at least one light waveguide lead having a coating of filling material and receiving an outer...
4798738 Micro sensor  
A micro pH sensor is constructed by reacting powdered aminoalkylated cellulose with a dye to covalently bond the dye to the aminoalkyl groups on the cellulose. Any excess unreacted aminoalkyl...
4795234 Reinforced optical fiber  
A single-core cord of reinforced optical fiber comprising an optical fiber element including an optical fiber and a primary coating formed of silicone rubber and covering the optical fiber, and a...
4787709 Optical fiber having glass core and fluoro-copolymer cladding  
The invention relates to an optical fiber of the step-index type using quartz glass or an inorganic optical glass as the core material and a fluorine-containing resin as the cladding material. A...
4784877 Two layer coating of an optical waveguide  
Optical conductors, useful in the transmission of data-encoding light beams, that comprise an optically transmissive rod carrying one or more cavities, each with a border defining an inclined...
4784811 Method of constructing improved pressure-sensitive optrode  
A method of making optrodes is provided by which a pressure-sensitive volume is incorporated in the optrode by bubble transfer and/or gas entrapment in the manufacturing step sequence.
4779954 Plastic optical fiber resistant to heat and humidity  
An optical fiber with low attenuation of light transmission comprising a core and a cladding, wherein the core is made of a polymer comprising units of deuterated methyl methacrylate containing 10...
4774104 Irradiation device, arrangement for and method of cladding a filamentary body  
The invention relates to an irradiation device which is employed in particular in an arrangement for cladding a filamentary body 5, and to a method of cladding such a filamentary body 5, which...
4768860 Plastic optical cable  
A plastic optical cable comprising a core, a cladding layer and a protective layer made of an ester type thermoplastic elastomer, which has low degree of thermal shrinkage and low attenuation of...
4767183 High strength, heavy walled cable construction  
An optical fiber is surrounded by a protective cladding of a liquid crystal material and fabricated by passing the optical fiber through a die member which operates to deposit relatively thin...
4762392 Plastic optical fibers  
There is provided a plastic optical fiber capable of exhibiting good light transmitting characteristics even at high temperatures, which comprises a core layer, a cladding layer, and a protective...
4758447 Method of manufacturing an optical fibre  
The invention relates to a method of manufacturing an optical fibre which is provided with a synthetic resin cladding and which comprises at least one layer of oriented molecules which is obtained...
4758298 Method for forming multiple sensor bundle  
A multiple sensor which can be readily inserted into, and removed from a radial arterial cannula for use in continuous in vivo patent monitoring includes a plurality of individual sensors, each...
4750806 Glass fibers and capillaries with high temperature resistant coatings  
Solid fibers or capillaries are coated with a metal, alloy or dielectric capable of withstanding temperatures in excess of 300° C. and preferably 500° C. The coating is deposited by a...
4749245 Thin film waveguide device and manufacturing method for making same  
A thin film waveguide path comprises a waveguide path layer overlying a substrate but separated therefrom by at least one intermediate layer. The waveguide path layer comprises a first transparent...
4741747 Method of fabricating optical fibers  
In the PCVD method glass layers are deposited on the inner wall of a glass tube by heating the tube to a temperature between 1100° and 1300° C., passing a reactive gas mixture at a pressure...
4735856 Hermetic coatings for optical fiber and product  
A method for hermetically sealing a silica based fiber product after the fiber product has been drawn from a melt or preform wherein a hermetic layer of boron carbide or a ceramic compound having a...
4726319 Apparatus and method for coating optical fibers  
Apparatus for coating an optical fiber with a metal oxide coating material in vapor form, includes a coating chamber through which the fiber moves, the coating chamber including an inlet supplied...
4725453 Method of production of a reinforced optical fiber  
A reinforced optical fiber includes a reinforcing inner layer interposed between a buffer layer of silicon rubber and a FRP layer made of styrene resin and fibers. The reinforcing inner layer is...
4711514 Product of and process for forming tapered waveguides  
A method of forming a tapered optical waveguide within a substrate (2). An appropriate substrate (2) is coated with a layer of barrier material (4) such as silicon dioxide which provides a...
4707076 Coating compositions for optical fibers  
Curable compositions having at least one ethylenically unsaturated monoene, a polyene and a curing initiator are disclosed for use with optical fibers. The monoene and polyene components may be...
4693556 Apparatus for producing a spherical pattern of light and method of manufacture  
The present invention discloses an optical radiating apparatus constructed on one end of a light-conducting optical fiber such that, upon encountering this radiator, light is caused to leave the...
4690503 Glass optical fiber having a primary and a secondary coating  
Glass optical fiber having a primary coating constructed from two layers (having a total thickness 50-70 μm), in which the first layer on the fiber consists of UV cured acrylate resin having a...
4684384 Conveyor deposition method and apparatus for making optical fiber preforms  
A plurality of optical waveguide preforms are simultaneously formed by depositing on a plurality of starting members layers of glass soot to build up a coating on each starting member. The soot...
4671905 Method of a forming a secondary coating on an optical fiber  
A stable secondary coating, for example of nylon, is applied to a primary coated optical fiber by a process including high-speed (≥100 meters per minute) extrusion of the secondary coating...
4669820 Optical fiber termination method, terminal splice and connector therefor  
An optical fiber termination is provided by a short length of fiber (41) formed with a coaxial metal coating and with optical end faces. One end (43) of the short coated length (42) is of reduced...
4662307 Method and apparatus for recoating optical waveguide fibers  
A split recoating mold for use in recoating optical waveguide fibers with a UV-curable resin is provided wherein: (1) the mold, when closed, forms a cavity for receiving the portion of the fiber...
4645297 Fiber reinforced resin coated optical fiber and process for producing the same  
An optical fiber coated with a reinforcing material having an excellent heat resistance and a process for producing the same are disclosed. The reinforcing material comprises continuous filaments...
4631078 Coating optical fibres  
A coating material is applied to drawn lightguide fibre (36') by an applicator (6) which tilts about x and y axes under the control of a concentricity monitor (7) to maintain the coating of the...
4622242 Optical fibre manufacture  
A variable-temperature pressure coating system for optical fibres, particularly for uv-curable primary coatings, includes a gas cylinder (8) for pressurizing a tank (1) of coating material, and a...
4619842 Methods of and apparatus for marking elongated strand material  
An advancing optical fiber (22) is marked with a plurality of spaced indicia along its longitudinal axis. The indicia are applied by an applicator wheel (56) in the form of a disc which is mounted...
4608276 Manufacturing optical fibre  
On line coating of optical fibre (20) adopts silicon nitride or oxynitride to provide an hermetic seal using chemical vapor deposition. Non-contacting gas seals (3,4) at the top and bottom of the...
4608273 Optical fibres  
An optical fibre (1) is provided with a coating (2) which varies in thickness along its length, for use, for example, in optical fibre sensor systems, by applying layer of liquid coating material,...
4604118 Method for synthesizing MgO--Al.sub.2 O.sub.3 --SiO.sub.2 glasses and ceramics  
A vapor phase method for the synthesis of MgO--Al 2 O 3 --SiO 2 products, including MgO--Al 2 O 3 --SiO 2 glasses of optical quality, wherein SiCl 4 , aluminum halide, and organometallic...
4592932 Hermetic coating for an optical fiber  
An optical fiber which has just been drawn from an optical preform is provided with two external hermetic coatings. The primary coating is a metallic coating provided by, for example, using a...
4578284 Polyamide sheathed optical waveguide fibers  
A method for manufacturing sheathed high tensile strength optical waveguides having drawn glass fiber optical cores in which the cores are passed through a molten thermoplastic polyamide to form an...
4575437 Process for producing optical fiber for optical transmission  
A process for producing an optical fiber is disclosed. The process comprises forming a primary coating layer on a glass fiber, forming a secondary coating layer comprising a polyamide resin or...
4568563 Optical fibre manufacture  
An optical fibre is provided with a moisture barrier layer by exposing a plastics coating on the fibre to a pulsed plasma in order to modify the surface, for instance by implantation of silicon...
4554179 Method for the color coding of optical fibers  
A method and apparatus are disclosed for the color coding of optical fibers (1). The optical fibers (1) are drawn through color chambers (6) in which they are continuously colored. Thereafter they...
4540597 Process for producing optical fiber for optical transmission  
A process for producing an optical fiber comprising forming a primary coating layer on a glass fiber, forming a secondary coating layer comprising a polyamide resin or polyester elastomer...
4539219 Method for coating optical transmission glass fibers  
A method and apparatus for coating optical transmission glass fibers with a resinous composition. A vessel is provided through which a glass fiber is drawn. While it is being drawn through the...
4539226 High speed lightguide coating apparatus  
An apparatus for applying a coating on a lightguide fiber (60). The apparatus is comprised of a container (10) having the coating die (18) in the bottom portion thereof and a plurality of...
4533570 Method and apparatus for coating optical waveguide fibers  
Methods and apparatuses are disclosed for coating elongated materials such as optical fibers wherein a shear force is developed by the elongated material moving through liquid coating material in a...
4525312 Optical fibre reinstatement  
The primary coating (2) of an optical fibre element is reinstated over a fused joint between two silica fibre elements (3) by a casting process. The jointed silica fibre elements are arranged in a...
4525026 Optical fiber protection by powder filled coatings  
The optically transmissive fiber of a fiber optic cable is protected from degradation by corrosion from environmental fluids in high pressure and/or temperature environments. The light transmitting...
4488773 Optical fiber position sensor  
An array of optical fibers is precisely positioned in channels in a head when liquid metal, such as tin-lead solder, is used. This is compared to irregular locating which is obtained with organic...
Matches 301 - 350 out of 419 < 1 2 3 4 5 6 7 8 9 >