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6849333 |
Optical fiber with an improved primary coating composition
The present invention is directed to a radiation curable primary coating composition and an optical fiber with said coating. The primary coating preferably results in excellent mechanical and...
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6849307 |
Method of manufacturing an optical fiber, a preform rod and a jacket tube as well as the optical fiber manufactured therewith
A method of manufacturing an optical fiber and related devices using an apparatus having an elongated microwave guide coupled to a resonant cavity formed of an outer cylindrical wall and inner...
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6842574 |
Optical wave-guide
The car industry increasingly uses plastic optical fibers whose protective sheathing ( 4 ) is made of a polyamide. As unmodified PA poorly adheres to the fluoropolymers often used as the material...
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6836354 |
Method for producing optical waveguides, optical waveguides and frequency converting devices
A method for producing an optical waveguide by irradiating a laser beam onto an oxide single crystal material includes a means by which the scattering of light from the surface of the waveguide may...
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6830781 |
Method for producing an SiO2 blank and apparatus for performing said method
In a known method for producing an SiO 2 blank, SiO 2 particles are formed in a burner flame assigned to a deposition burner and are deposited under the effect of an electrical field on a...
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6815004 |
Method of production of a coating composition
Method of production of a coating composition useful for covering glass fiber by means of a polymeric composition consisting of an aqueous suspension or emulsion of a polymer. The coating...
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6808743 |
Growth of ZnO film using single source CVD
The present invention relates to a method of growing a ZnO film using chemical vapour deposition (CVD), and to a ZnO film grown according to the method. The method includes providing a precursor in...
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6804060 |
Interference filter fabrication
An interference filter ( 10 ) and a process ( 100 ) by which it may be fabricated. A substrate ( 12, 52, 82 ) is provided and a working region ( 56, 84 ) is defined therein or thereupon. Relative...
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6759664 |
Ultraviolet curing system and bulb
The present invention is an apparatus for curing an article that is passing through the apparatus, wherein the article is being cured by ultraviolet radiation curing. The present invention most...
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6753034 |
Method of metallization of an optical waveguide
A method of applying a metal coating to optical element, such as an optical waveguide, comprising the steps of partially depleting stabilizers in an electroless metallic solution and immersing an...
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6739157 |
Method of applying a protective organic coating to an optical glass fibre
The invention relates to a method of applying a protective organic coating to an optical glass fiber, said glass fiber is drawn from a preform and passed through a liquid which contains the...
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6733824 |
Protecting optical fiber articles during shipment between factories
A method of manufacturing a silica-containing article used in the manufacture of an optical fiber includes the steps of applying to the silica-containing article a protective layer, and then...
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6731849 |
Coating for optical fibers
An improved coating for optical fibers is described. The present invention is a dimensionally precise and uniform coating with low-porosity. The improved coating is applied via sputtering within a...
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6716476 |
Method of depositing an optical quality silica film by PECVD
A method is disclosed for depositing an optical quality silica film on a wafer by PECVD. The flows rates for a raw material gas, an oxidation gas, a carrier gas, and a dopant gas are first set at...
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6715441 |
PCVD apparatus and a method of manufacturing an optical fiber, a preform rod and a jacket tube as well as the optical fiber manufactured therewith
The invention relates to an apparatus for performing Plasma Chemical Vapor Deposition (PCVD), whereby one or more layers of silica can be deposited on an elongated vitreous substrate. The apparatus...
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6649215 |
Methods for making coated fiber strands having one or more heterogeneous regions
A coated fiber strand including at least one heterogeneous region present in one or more coating layers. The heterogeneous region(s) preferably comprises a material useful for coding of the fiber....
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6630029 |
Fiber coating method and reactor
In a method of coating a CMC fiber, the fiber is passed through a reaction zone along a path substantially parallel to a longitudinal axis of the zone, a flow of fiber coating reactant is passed...
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6630209 |
Method of manufacturing temperature range adjusted coated optical fibers
A method for manufacturing a coated optical fiber including the step of determining a desired temperature operating range of a coated optical fiber having at least one critical limit. The...
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6621970 |
UV-curable optical fiber coating composition including fullerenes
A composition for coating an optical waveguide, more specifically, an optical fiber, and optical fibers coated therewith are disclosed. The coating composition is a radiation curable composition...
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6618543 |
Optical devices made with vacuum-baked films
A method for producing an optical device having a polyimide film through which a light beam is transmitted, which comprises applying a solution containing a polyamic film-forming starting material...
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6600863 |
Method for fabricating alloy-coated optical fiber
An alloy-coated optical fiber and a fabricating method. In the alloy-coated optical fiber, a core is formed of a light transmitting material, a clad surrounds the outer circumferential surface of...
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6596203 |
Method and apparatus for increasing UV dose and throughput of high speed UF curing processes
An assembly for curing a linear work product which is passed through a curing oven at high speed along a first path the assembly having a first path altering member, such as a sheave, re-directing...
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6587628 |
Optical fiber with improved strength in high humidity/high temperature environments
A GGP fiber is provided which resists strength degradation upon exposure to high temperature/high humidity environments. The fiber comprises a polymeric coating, or P-coat, which is cured with a...
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6582519 |
Apparatus for coating an optical fiber
In an apparatus ( 4 ) for coating an optical fiber ( 3 ) with an UV curable polymer coating comprising a coating chamber ( 8 ) with an intake nozzle ( 6 ) and an outlet nozzle ( 7 ) for applying...
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6577802 |
Application of silane-enhanced adhesion promoters for optical fibers and fiber ribbons
The present invention is directed to methods of applying an adhesion-promoting intermediary layer to an optical fiber using a carrier gas. The present invention is also directed to optical fibers...
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6574993 |
Method of manufacturing a preform exhibiting a precisely defined refractive index profile by means of a chemical vapor deposition (CVD) technique
The present invention relates to a method of applying glass layers, which may or may not be doped, to the interior of a substrate tube by means of a chemical vapor deposition (CVD) technique, using...
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6558958 |
Optical fiber evanescent field excited fluorosensor and method of manufacture
An optical fiber is tapered, preferably adiabatically, and has a material coated on it for chemical bonding with fluorophores. When the fluorophores couple with the material, evanescent radiation...
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6559197 |
Optical fiber coating
The invention disclosed includes a coating composition for siliceous surfaces. The coating includes at least one component from the group consisting of poly(alkoxy)silane, poly(halo)silane,...
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6554938 |
Over-coated optical fiber and manufacturing method thereof
One or more optical fiber elements each constituted by a coated glass fiber are fed to an over-coating device and an over-coating is applied to the optical fiber elements in a lump, the feeding...
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6553169 |
Optical fiber coating compositions and coated optical fibers
One aspect of the present invention relates to an optical fiber coating composition including a titanate or zirconate coupling agent. The composition has, when cured, a Young's modulus of greater...
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6539152 |
Composition containing tackifier and method of modifying time-sensitive rheological properties of optical fiber coating
The present invention relates to a composition for preparing optical fiber coatings, the composition including a polymerizable base composition, containing at least one monomer and optionally at...
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6537623 |
Manufacture of silica waveguides with minimal absorption
An improved high temperature chemical treatment of deposited silica films wherein they are subjected to a reactive ambient comprising hydrogen and oxygen atoms. This method results in better...
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6534122 |
Method and arrangement in connection with optical fiber coating
The invention relates to a method and an arrangement in connection with coating of an optical fibre, in which a first fibre ( 3 a ) is directed from a fibre pay-off forward in the process via a...
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6534270 |
Biochip and method for fabricating the same
Disclosed are biochips having a high detecting sensitivity with readiness in fabrication of microarray, and a method for fabricating the same, in which a solid support wound with fibers is immersed...
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6502427 |
Method and apparatus for controlling an outside diameter of a preform bait tube during a glass layer deposition process
A method and apparatus for controlling an outside diameter of a preform bait tube during a glass layer deposition process. The apparatus includes a gas source in communication with an interior of...
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6500603 |
Method for manufacturing polymer optical waveguide
A polymer optical waveguide includes a lower cladding layer of a polymer resin which has a recess and projection transferred from a mold provided with a recess and projection for forming a core...
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6475620 |
Method for depositing a coating layer on an optical fiber while it is being drawn and device for its implementation
A method for the deposition of a coating layer on an optical fiber while it is being drawn. The coating layer is designed to reduce the permeability of the optical fiber to water vapor and...
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6471892 |
Method of producing tape type optical fiber core wire
In a method of making a ribbon type coated optical fiber 3 comprising the step of inserting a plurality of optical fibers 1 flatly arranged parallel to each other through a die orifice 11 a ...
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6456895 |
Method and apparatus for detecting conditions in a UV curing lamp system
The present invention provides a method and apparatus for monitoring a UV curing lamp system to determine whether a UV-curable material passing through the curing lamp system is being properly...
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6454894 |
Method of manufacturing optical fiber ribbons
A method of manufacturing optical ribbons, wherein the optical fibers are paid out by an optical fiber pay-out unit, and grouped together in a nozzle where they are coated in a coating material...
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6428204 |
Method of making a coated optical fiber comprising measuring the delamination resistance of the coating at two different temperatures
Making a polymer-clad optical fiber comprising a step of determining at a plurality of temperatures the delamination resistance of the polymer coating from fiber. The delamination resistance at...
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6399158 |
Method and apparatus for curing ultraviolet-curing resin
The amount of dimming components originating in an ultraviolet-curing resin and adhering to a quartz tube is reduced, and a decline in the ultraviolet transmittance is prevented, during...
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6396966 |
Glass structures for nanodelivery and nanosensing
A device comprising a tapered glass structure produced from glass capillary tube by pulling technologies to generate an optimized geometry for high transmission efficiency of electromagnetic...
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6376010 |
Germanium doped silica forming feedstock and method
The present invention is directed to a silica forming feedstock and a method of making optical waveguides and optical waveguide preforms. The feedstock for use in the manufacturing of germanium...
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6372284 |
Fluoropolymer coating of lithium niobate integrated optical devices
An integrated optical device is made starting with a substrate of lithium niobate. A fluoropolymer solution is applied to coat at least part of the substrate. The substrate having fluoropolymer...
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6355301 |
Selective fiber metallization
A process for applying a metal to selected areas of non conducting substrates, including individual fibers, particularly optical fibers, comprises the steps of providing a non-conducting substrate...
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6338878 |
Method to improve degree of cure for ultraviolet curable optical fiber coating by actively removing heat from the coating during irradiation
A Method for curing a coating applied to an optical fiber. A water-jacketed UV lamp is provided adjacent a first reflector. An optical fiber is drawn between a second reflector opposite the first...
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6333071 |
Method and apparatus for producing optical fiber ribbons
An apparatus for producing optical fiber ribbons which has a optical fiber gathering device, one or more coating applicators and a turn roller arranged in a straight line, with one or more...
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6327876 |
Method for producing a coated optical fiber with reduced polarization mode dispersion
An apparatus and method for forming a optical fiber (102) which includes a furnace (104) for softening an optical fiber blank (106); a tractor (114) for drawing the optical fiber (102) from the...
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6327767 |
Method and apparatus for the continuous manufacture of fiber-optic cable
The present invention relates to a method and apparatus for continuous manufacture of a fiber-optic cable. According to the method, single optical fibers of certain length are formed into a...
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