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7625129 |
Rugged expanded beam connector
A multi channel connector includes a first connector housing and a mating second connector housing. The first connector housing includes a plurality of first termini, each first terminus resting...
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7614798 |
Fiber optic buildout converter, physical contact to expanded beam
The device includes a biconical housing, and a ferrule. The biconical housing has an aperture. The ferrule is slidably mounted in the aperture of the biconical housing.
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7604417 |
Expanded beam connector concepts
A terminus for a fiber optic cable includes a ferrule. An optic fiber of the cable passes through a central bore of the ferrule and is attached to a lens seated in a conical or cylindrical seat...
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7515807 |
Hermetic fiber feedthrough
A fiber optic feedthrough includes a housing defining a cylindrical bore, the housing fitting hermetically into an aperture of a wall. A first collimator sealed within the bore receives output from...
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7460750 |
Expanded beam, single fiber, fiber optic connector
The expanded beam, single fiber, fiber optic connector includes a lens holder, a lens, and a ferrule. The lens holder retains the lens, and the lens holder accommodates the ferrule. The lens is in...
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7413352 |
Optical module
The inventor found that the lightwave of a semiconductor laser includes, in addition to the laser oscillation lightwave, a weak, continuous noise component having a different wavelength (here,...
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7357005 |
Fiber optic collimator system, fiber optic collimator array, and manufacturing method of the fiber optic collimator system and fiber optic collimator array system
A fiber optic collimator system, a fiber optic collimator array, and a fiber optic collimator array system, which can reduce difficulty in an alignment process, minimize a coupling loss, and...
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7350981 |
Fiber optic buildout converter, physical contact to expanded beam
The fiber optic buildout converter includes a housing, a first fiber optic connector, and a second fiber optic connector. The housing has a first end and a second end. The first fiber optic...
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7334944 |
Optical connector
In one example embodiment, an optical connector arrangement includes a coupler with a first part and a second part each having a first end to receive an optical fiber core and a second end that...
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7330546 |
Multimedia patching box
A multimedia patching box including a generally rectangular housing. The housing includes a first wall positioned opposite from a second wall. The housing also includes opposing third and fourth...
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7236669 |
Fiber fuse stopper
A fiber fuse stopper includes a connecting member that connects two optical fibers. The optical fibers operatively connect with one another through a physical connection with a graded index lens....
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7220064 |
Coupling optical system for optical communications
A coupling optical system for coupling light into an optical fiber of an optical communications system includes a liquid that includes a dispersion of microscopic particles and two transparent...
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7104701 |
Expanded beam converter for MIL-PRF-83526/17 optical connector
The fiber optic connector includes a bulkhead connector housing, an expanded beam insert body, ferrules, ball lenses, focal length spacers, and a mating plane adapter. The expanded beam insert body...
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7031567 |
Expanded beam connector system
A method of coupling a high-power optical signal between an optical fiber and a mating optical component, the optical signal ranging in wavelength from x to y, and having a first diameter while...
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7027693 |
Mounting method for optical member and optical module
When an optical member which have a plurality of luminous flux converters formed in a line on a surface of an optical substrate is mounted on a support substrate having at least one groove, at...
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7016565 |
Micro-optic fiber device
A micro-optic fiber device is provided with independent counter-bore tubes and coupling tubes serving as couplers for coupling the optical processing elements, micro lenses and the fiber pigtails....
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7006728 |
Add/drop module using two full-ball lenses
An optical device has a housing for receiving a plurality of optical fibers adapted to carry optical signals. A filter is disposed within the housing for transmitting specific optical signals...
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6973235 |
Optical filter device having molded, single-index collimating lens
An optical filter device ( 100 ) for collimating input signals and selecting optical signals in a predetermined wavelength band includes a dual fiber pigtail (DEP) ( 112 ) receiving an input and...
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6962448 |
Optical interlink between an optical transducer and optical data port
An optical interlink made from an optical transducer capable of optically exchanging information. Information to and from the optical transducer passes through a light pipe transducer end and an...
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6954565 |
Coupling configuration for optically coupling an optical conductor to an opto-receiver
A coupling configuration for connecting an optical conductor to an opto-receiver has a parabolic mirror or a spherical mirror that reflects light emerging from the optical conductor onto a...
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6951994 |
System for thermal shaping of optical fibers
A system for shaping an optical fiber with various geometries while minimizing unwanted artifacts in the core of the optical fiber. The system facilitates control of sag in the region of the core...
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6925227 |
Optical device
An optical device comprises a first refractive index distribution (RID) type lens, having one end face ground diagonally, first and second ports connected to the diagonally ground end face, an...
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6907162 |
Optical module unit and optical module employing the optical module unit
An optical module 31 is provided in which a wavelength division element 32 such as an optical multi-layer film or diffraction grating is united between the sides of lens blocks 3 of optical...
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6901186 |
Optical fiber collimator using gradient index rod lens
An optical fiber collimator using a gradient index rod lens for securing a required long opposing distance and easy handling. The collimator includes a single mode fiber and a gradient index rod...
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6898347 |
Monitoring power in optical networks
An optical network may include a detector for detecting the power of each of a plurality of channels of a wavelength division multiplexed optical signal in one embodiment of the present invention....
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6883978 |
Low cost package design for fiber coupled optical component
A fiber-coupled optical component package comprises a high thermal conductivity base, a housing including a ceramic substrate, an optical component mount aperture formed on the substrate and a...
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6876790 |
Method of coupling a laser signal to an optical carrier
A method and apparatus for coupling a laser signal to an optical carrier. The method and associated apparatus control a power of the laser signal to a power density level below a damage threshold...
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6860644 |
Dual fiber collimator assembly pointing control
Generally, the present invention relates to a fiber optic device that is easier to align than conventional devices, and to a method for aligning such devices. An embodiment of the invention...
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6854900 |
Method of fabricating a wavelength division multiplexed (WDM) unit
A method of fabricating a WDM unit consists of attaching a first and a second GRIN lenses to opposite faces of a WDM filter. A dual fiber pigtail and a single fiber pigtail are mounted in...
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6850669 |
Package for optical filter device
An optical assembly includes a lens unit having a first lens and a second lens arranged on a common optical path with substantially coincident optical axes. Each lens has a transmission region...
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6804435 |
Fiber collimator coupling assembly
An optical device has a first collimator sub-assembly having a first free-space end, and a second collimator sub-assembly having a second free-space end opposing the first free-space end of the...
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6771426 |
Input-output optical system of spatially optical coupled type, and optical switch
In an input-output optical system of spatially optical coupled type, a spacer is provided in at least one of input and output optical systems and interposed between a lens array block and a fiber...
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6694077 |
Optical collimator with molding lens
An optical collimator ( 10 ) includes an input optical fiber ( 11 ), an output optical fiber ( 12 ), a ferrule ( 13 ) receiving the input optical fiber and the output optical fiber therein, a...
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6692160 |
Re-alignable packaging for multi-port fiber optical devices
A packaging method and apparatus that improve the yield and reliability of multi-port fiber optical devices are disclosed. The method utilizes a flexible metallic connection between a solid frame...
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6668113 |
Compact optical assembly for optoelectronic transceivers
An optical assembly includes a first lens positioned along a first axis and configured to focus light from a light source along the first axis, and a second lens positioned along the first axis and...
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6665464 |
Optical function module having removable optical function unit
An optical function module comprises a collimator block having a substrate, at least two collimators disposed on the substrate in confronting relation to one another for collimating a light flux...
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6661951 |
Optoelectric alignment apparatus
Optical alignment apparatus includes a first element mounting a first lens and a light source and a second element mounting a second lens and a light receiving structure. The first lens is placed a...
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6655850 |
Hybrid fiber expanded beam connector and methods for using and making the hybrid fiber expanded beam connector
A hybrid fiber expanded beam connector and methods for making and using the hybrid fiber expanded beam connector are described herein. Basically, the hybrid fiber expanded beam connector can be...
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6654175 |
Integrated LED/photodiode collimator array
The present invention relates to a collimator assembly for use in an optical switch. The collimator assembly includes an integrated LED/photodiode plane disposed in a dual microlens array. The...
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6594418 |
Compact optical module with adjustable miter joint for decoupled alignment
Two sub-assemblies in a fiber optic device are fitted to respective end faces of a central section, along a longitudinal axis. The end faces of the central section are non-parallel. Butting the...
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6580558 |
Optical isolator
An optical isolator includes a first pigtail assembly, a first collimating lens aligned with the first pigtail assembly, an optical rotator assembly, an adjustable assembly aligned with the rotator...
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6546169 |
Pump couplers for double-clad fiber devices
Techniques and devices that optically couple multiple pump fibers and a signal input fiber to a double-clad fiber with a high coupling efficiency.
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6512642 |
Method and structure for aligning optical elements
The present invention relates to a five-degree of freedom alignment structure 10 for an optical element 28. The alignment structure 10 is a two piece assembly including a submount 12 and a...
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6477303 |
MEMS optical backplane interface
An optical interface between circuit cards, more particularly between optical paths on a circuit card and a mainboard, is manufactured using bulk silicon micromachining technology. Silicon...
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6470120 |
Method and apparatus for aligning fiber optics with optical elements
Apparatus and associated method for aligning optical components including lenses, filters, lasers, fiber optics, etc. The apparatus aligns a first optic element and a second optic element and...
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6438289 |
Light emitting and receiving device
A light emitting and receiving device consists of a light propagating member provided with a light emitting means for converting first electrical signals into first optical signals, and a light...
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6393191 |
Optical terminal for optical fibers with output angle control
An optical terminal using a capillary with a central opening or a bore of a selected cross section and having an insertion opening and a coupling opening. The optical terminal has a light-guiding...
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6393182 |
Optical fiber and method for coupling optical fibers
An optical transmission system having a transmitter which generates an optical signal and amplifies the optical signal, a receiver which receives a transmitted optical signal, and an optical fiber...
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6347170 |
Low-cost wavelength division multiplexed (WDM) coupler with more flexible and precise optical faith adjustment
The present invention discloses an improved wavelength division multiplexed (WDM) coupler. The WDM coupler includes a WDM filter attached to a first GRIN lens by applying a first heat-curing epoxy....
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6343177 |
Over-molded reflective optical fiber terminal
An over molded reflective optical fiber terminal ( 100 ) generally includes an end portion of an optical fiber ( 102 ) that has been stripped of its buffer ( 104 ), a terminal block ( 106 ), an...
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