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This page is updated frequently with new Lasers-related patent applications. Subscribe to the Lasers RSS feed to automatically get the update: related Lasers RSS feeds. RSS updates for this page: Lasers RSS RSS


Conduction cooled high power semiconductor laser and method for fabricating the same

Conduction cooled high power semiconductor laser and method for fabricating the same

Noise detection, diagnostics, and control of modelocked lasers

Imra America

Noise detection, diagnostics, and control of modelocked lasers

Date/App# patent app List of recent Lasers-related patents
01/29/15
20150030047
 Iii-v lasers with integrated silicon photonic circuits patent thumbnailnew patent Iii-v lasers with integrated silicon photonic circuits
Iii-v lasers integrated with silicon photonic circuits and methods for making the same include a three-layer semiconductor stack formed from iii-v semiconductors on a substrate, where a middle layer has a lower bandgap than a top layer and a bottom layer; a mirror region monolithically formed at a first end of the stack, configured to reflect emitted light in the direction of the stack; and a waveguide region monolithically formed at a second end of the stack, configured to transmit emitted light.. .
International Business Machines Corporation
01/29/15
20150030045
 Noise detection, diagnostics, and control of modelocked lasers patent thumbnailnew patent Noise detection, diagnostics, and control of modelocked lasers
The present invention features a laser based system configured with a noise detection unit. The system includes a mode-locked oscillator.
Imra America, Inc.
01/29/15
20150030044
 Conduction cooled high power semiconductor laser and  fabricating the same patent thumbnailnew patent Conduction cooled high power semiconductor laser and fabricating the same
A conduction cooled high power semiconductor laser and a method for fabricating the same are provided. The conduction cooled high power semiconductor laser comprises a heat sink (2) and one or more semiconductor laser units (1).
01/29/15
20150030039
 Broadband short pulse fiber lasers capable of generating output spectra broader than gain bandwidth patent thumbnailnew patent Broadband short pulse fiber lasers capable of generating output spectra broader than gain bandwidth
Implementations and examples of fiber lasers based on fiber laser cavity designs that produce self-similar pulses (“similaritons”) to achieve a pulse spectral bandwidth greater than a gain spectral bandwidth based on a spectral broadening fiber segment and a spectral filter to ensure the proper similariton conditions.. .
Cornell University
01/22/15
20150023670
 Method and system for interactive communications patent thumbnailMethod and system for interactive communications
A method for interaction among individuals using mobile communication devices equipped with lasers and optical receivers without requiring use of mobile numbers. An initial message is either communicated in full directly from sending to receiving device or alternatively message contents are first uploaded to a common application server and a unique identification code is transmitted to the receiving device and used to retrieve the full message from the server.
01/22/15
20150023639
 Side pump fiber,  making same, and optical devices using same patent thumbnailSide pump fiber, making same, and optical devices using same
A side pump fiber and a method of making a side pump fiber are provided. A plurality of pump fibers can be joined to a side of a signal fiber, at different locations.
3sae Technologies, Inc.
01/22/15
20150023628
 Compact coherent high brightness light source for the mid-ir and far ir patent thumbnailCompact coherent high brightness light source for the mid-ir and far ir
Compact laser systems are disclosed which include ultrafast laser sources in combination with nonlinear crystals or waveguides. In some implementations fiber based mid-ir sources producing very short pulses and/or mid-ir sources based on a mode locked fiber lasers are utilized.
Imra America, Inc.
01/22/15
20150022668
 Lighting  infrared camera system comprising array of vertical-cavity surface-emitting lasers patent thumbnailLighting infrared camera system comprising array of vertical-cavity surface-emitting lasers
The invention relates to a lighting apparatus (1) comprising an array (2) of light sources (3) emitting emission cones (4) with edges (5) which intersect in an intersection plane and a lens unit (7) for homogenizing the intensity distribution in the far field. The array of the light sources and the lens unit are arranged such that i) the emission cones traverse the lens unit and ii) the distance (s) between the array of the light sources and the lens unit deviates from the sum of or the difference between a) the focal length f of the lens unit and b) the distance t between the intersection plane and the array (2) of the light sources (3) by 20 percent or less.
Koninklijke Philips N.v.
01/22/15
20150020658
 Facial hair shaver with built-in facial hair pattern guides patent thumbnailFacial hair shaver with built-in facial hair pattern guides
An apparatus for shaving facial hair comprising cutting mechanism(s) that may be guided by image capturing devices, lasers, or imaging sensors to provide a user with one of a number of pre-programmed facial bearded shapes. The apparatus may include a pre-programmed application built into the apparatus, allowing the user to select from a number of predetermined facial hair styles and designs such as of goatees, beards, and mustaches.
01/15/15
20150015936
 Method and  generation of coherent frequency combs patent thumbnailMethod and generation of coherent frequency combs
Embodiments of the invention provide apparatuses and methods for phase correlated seeding of parametric mixer and for generating coherent frequency combs. The parametric mixer may use two phase-correlated optical waves with different carrier frequencies to generate new optical waves centered at frequencies differing from the input waves, while retaining the input wave coherent properties.
Ram Photonics, Llc
01/15/15
20150014632

Advanced heterojunction devices and methods of manufacturing advanced heterojunction devices


Methods of manufacture of advanced electronic and photonic structures including heterojunction transistors, transistor lasers and solar cells and their related structures, are described herein. Other embodiments are also disclosed herein..
01/08/15
20150010035

Unidirectional ring lasers


A laser includes an active ring, a passive waveguide, and a reflector. The active ring is to generate light.
Hewlett-packard Development Company, L.p.
01/08/15
20150009495

Method of generating raman laser for inducing fluorescence of pyrene and a system thereof


A method of generating raman laser for inducing fluorescence of pyrene and a system thereof is disclosed. The system comprises a pulsed laser, a frequency doubling crystal, a frequency quadrupling crystal, a light filter unit, a raman cell, a prism, an optical diaphragm, an object lens and an optical fiber.
Macau University Of Science And Technology
01/08/15
20150008327

Mid-ir multiwavelength concatenated distributed-feedback laser with an active core made of cascaded stages


Concatenated distributed feedback lasers having multiple laser sections laid out in series are disclosed. The concatenated distributed feedback lasers utilize quantum cascade core designs to produce optical gain in the mid- infrared region and may generate several wavelengths simultaneously or sequentially.
Corning Incorporated
01/08/15
20150008313

Ionization with femtosecond lasers at elevated pressure


The present disclosure generally provides ionization methods and devices for use in mass spectrometry. In some embodiments, the ionization methods and devices employ short laser pulses (e.g., pulses having pulsewidths in a range of about 2 fs to about 1 ps) at a high intensity (e.g., an intensity in a range of about 1 tw/cm2 to about 1000 tw/cm2) to ionize an analyte an ambient pressure greater than about 10−5 torr (e.g., an ambient pressure in a range of about 1 atmosphere to about 100 atmospheres)..
National Research Council Of Canada
01/01/15
20150005577

Myoma/polyp in-office treatment with lasers


A noninvasive treatment of uterine growths such as myomas (fibroids) and polyps is presented. Treatment involves carrying out diagnostic hysteroscopy and ultrasound procedures to detect, measure, and evaluate unwanted uterine growths; then inserting optical fiber into a hysteroscope, reaching target tissue with optical fiber and eliminating said tissue or shrinking it to a size/shape for easy mechanical removal.
01/01/15
20150004393

High strength ceramic fibers and methods of fabrication


A method and apparatus for forming a plurality of fibers from (e.g., cvd) precursors, including a reactor adapted to grow a plurality of individual fibers; and a plurality of independently controllable lasers, each laser of the plurality of lasers growing a respective fiber. A high performance fiber (hpf) structure, including a plurality of fibers arranged in the structure; a matrix disposed between the fibers; wherein a multilayer coating is provided along the surfaces of at least some of the fibers with an inner layer region having a sheet-like strength; and an outer layer region, having a particle-like strength, such that any cracks propagating toward the outer layer from the matrix propagate along the outer layer and back into the matrix, thereby preventing the cracks from approaching the fibers.
Free Form Fibers, Llc
01/01/15
20150003834

Brillouin strain and temperature sensor incorporating a frequency offset locked dfb laser pair


A distributed fiber sensor system based on brillouin scattering. Two dfb lasers are included that are frequency offset locked to each other.
01/01/15
20150003084

System and calibrating a fixture configured to rotate and/or translate


Systems and methods are provided for calibrating equipment, such as a lighting fixture. A kinematic model of the lighting fixture is obtained.
Cast Group Of Companies Inc.
12/25/14
20140376580

High density laser optics


Apparatuses and methods for high density laser optics are provided. An example, of a laser optics apparatus includes a plurality of vertical cavity surface emitting lasers (vcsels) in a monolithically integrated array, a high contrast grating (hcg) integrated with an aperture of a vertical cavity of each of the plurality of the vcsels to enable emission of a single lasing wavelength of a plurality of lasing wavelengths, and a plurality of single mode waveguides, each integrated with a grating coupler, that are connected to each of the plurality of the integrated vcsels and the hcgs, where each of the grating couplers is aligned to an integrated vcsel and hcg..
Hewlett-packard Development Company, Lp.
12/25/14
20140376579

Method and system for managing thermally sensitive optical devices


Two or more lasers or other temperature sensitive optical devices can be disposed in an operating environment, for example in a common enclosure exposed to the environment. The environment can have a temperature that fluctuates, for example in connection with random events, weather, seasons, etc.
Cirrex Systems, Llc
12/18/14
20140371106

Composition


The invention provides light-emitting compositions, including lasing and fluorescent compositions. The invention particularly relates to programmable biological substrates, which fluoresce and/or lase, and which have a wide variety of different applications.
Ucl Business Plc
12/18/14
20140369023

Laser-phosphor device with laser array


A laser-phosphor device is disclosed wherein laser radiation from a laser array is transmitted via a collimating primary optical unit and via an imaging optical system onto a phosphor layer. The laser arrangement has a plurality of lasers, for example laser diodes.
Osram Gmbh
12/11/14
20140365007

Visual datum reference tool


The visual datum reference tool calibration method includes a work object. The work object emits a pair of beam-projecting lasers acting as a crosshair, intersecting at a tool center point.
12/11/14
20140365006

Visual datum reference tool


The visual datum reference tool calibration method includes a work object. The work object emits a pair of beam-projecting lasers acting as a crosshair, intersecting at a tool center point.
12/11/14
20140363166

High-bandwith underwater data communication system


An apparatus is described which uses directly modulated ingan light-emitting diodes (leds) or ingan lasers as the transmitters for an underwater data-communication device. The receiver uses automatic gain control to facilitate performance of the apparatus over a wide-range of distances and water turbidities..
12/11/14
20140362881

Laser beam combining device


A laser beam combining device includes three lasers, a polarizer, and a mode converter. The second laser device, the mode converter, and the third laser device are located on a first straight line in that order.
12/04/14
20140355639

Metamaterial structures for q-switching in lasers


Techniques described herein are generally related to metamaterial structures for q-switching in laser systems. The various described techniques may be applied to methods, systems, devices or combinations thereof.
12/04/14
20140355635

Two dimensional photonic crystal surface emitting lasers


The 2d-pc sel includes: a pc layer; and a lattice point for forming resonant-state arranged in the pc layer, and configured so that a light wave at a band edge in photonic band structure in the pc layer is diffracted in a plane of the pc layer, and is diffracted in a direction normal to the surface of the pc layer. The lattice point for forming resonant-state has two types of lattice points including a first lattice point and a second lattice point, and the shapes of the adjacent first lattice point and second lattice point are different from each other..
12/04/14
20140355146

Laser energy source device


A device and method for providing a laser system utilizing high efficiency lasers emitters and optionally the high quality beam characteristics of a crystal gain medium single mode laser for emitting beamlets and utilizing an optical and mechanical method of forming the beam and directing it to the desired target using both a concave and a partially reflective convex mirror to reflect the beamlets, with the convex mirror transmitting a portion of the beamlets to a transmission medium for emitting the beamlets as a laser beam.. .
12/04/14
20140355009

Measuring apparatus


A measuring apparatus includes a supporting column, a securing assembly, and a pair of measuring elements. The securing assembly is movably located on the supporting column at a predetermined height.
12/04/14
20140354367

Surface-emitting laser element, manufacturing a surface-emitting laser element, and atomic oscillator


Disclosed is a surface-emitting laser element including a semiconductor substrate and plural surface-emitting lasers configured to emit light mutually different wavelengths, each surface-emitting laser including a lower bragg reflector provided on the semiconductor substrate, a resonator provided on the lower bragg reflector, an upper bragg reflector provided on the resonator, and a wavelength adjustment layer provided in the upper bragg reflector or lower bragg reflector, the wavelength adjustment layers included in the surface-emitting lasers having mutually different thicknesses, at least one of the wavelength adjustment layers including adjustment layers made of two kinds of materials, and numbers of the adjustment layers included in the wavelength adjustment layers being mutually different.. .
12/04/14
20140354366

Surface emitting laser element and atomic oscillator


A surface emitting laser element includes plural surface emitting lasers provided on a substrate. Each of the plural surface emitting lasers includes a first reflection mirror provided on the substrate; an active layer provided on the first reflection mirror; a wavelength adjustment region provided on the active layer; and a second reflection mirror provided on the wavelength adjustment region.
11/27/14
20140348195

Two dimensional photonic crystal vertical cavity surface emitting lasers


The 2d-pc vertical cavity surface emitting laser includes: a pc layer; and a lattice point for forming resonant-state arranged in the photonic crystal layer, and configured so that a light wave in a band edge in photonic band structure in the pc layer is diffracted in a plane of the pc layer, and is diffracted in a surface vertical direction of the pc layer. The perturbation for diffracting the light wave in the surface vertical direction of the pc layer is applied to the lattice point for forming resonant-state.
11/20/14
20140341584

High-bandwidth underwater data communication system


An apparatus is described which uses directly modulated ingan light-emitting diodes (leds) or ingan lasers as the transmitters for an underwater data-communication device. The receiver uses automatic gain control to facilitate performance of the apparatus over a wide-range of distances and water turbidities..
11/20/14
20140341570

Amortization of expensive optical components


A laser system includes an array of lasers that emit light at a number of different, fixed wavelengths. A group of optical transport systems connect to the laser system.
11/20/14
20140341564

Method and system for common-mode-rejection-ratio (cmrr) characterization of an integrated coherent receiver


There are provided a method and a system for characterizing the cmrr of an icr under test, which employ highly coherent light from two continuous-wave (cw) single-frequency lasers whose respective optical frequencies mutually differ by an offset defining an “intermediate frequency” (fif) in the rf electrical baseband. The method involves the coherent mixing of light from these two lasers in the icr under test.
11/20/14
20140339412

Solid state lasers


Solid state lasers are disclosed herein. An example laser disclosed herein includes a monolithic body having a first end and a second end.
11/13/14
20140336029

Process for laser puncturing holes into water-soluble films


A process of using lasers having a power of from about 0.5 watts to about 20 watts to puncture holes having maximum widths of about 300 μm in films, more specifically, films used to prepare pouches containing detergent compositions.. .
11/13/14
20140335560

Automated microdissection instrument


Systems and methods for automated laser microdissection are disclosed including automatic slide detection, position detection of cutting and capture lasers, focus optimization for cutting and capture lasers, energy and duration optimization for cutting and capture lasers, inspection and second phase capture and/or ablation in a quality control station and tracking information for linking substrate carrier or output microdissected regions with input sample or slide.. .
11/13/14
20140333995

Vcsel pumped fiber optic gain systems


Optical pump modules comprising vcsel and vcsel array devices provide high optical power for configuring fiber optic gain systems such as fiber laser and fiber amplifier particularly suited for high power operation. Pump modules may be constructed using two reflector or three reflector vcsel devices optionally integrated with microlens arrays and other optical components, to couple high power pump beams to an optical fiber output port, particularly suited to couple light to an inner cladding of a double-clad fiber suitable for a high power gain element.
11/13/14
20140333986

Optical beam steering for tunable laser applications


Methods for tuning a transmitter to a selected wavelength are disclosed. A transmitter including a laser array comprising a plurality of lasers spatially offset from one another and each having a laser output having a unique wavelength.
11/13/14
20140333737

Digital point spread function (dpsf) and dual modulation projection (including lasers) using dpsf


A digital psf for use in a dual modulation display. The invention allows the use of less than optimal point spread (psf) functions in the optics between the pre-modulator and primary modulator of a dual modulation projection system.
11/06/14
20140328362

Highly integrable semiconductor device


Described herein is a novel technique used to make novel thin iii-v semiconductor cleaved facet edge emitting active optical devices, such as lasers and optical amplifiers. These fully processed laser platelets with both top side and bottom side electrical contacts can be thought of as freestanding optoelectronic building blocks that can be integrated as desired on diverse substrates for a number of applications, many of which are in the field of communications.
11/06/14
20140328358

Laser based frequency standards and their applications


Frequency standards based on mode-locked fiber lasers, fiber amplifiers and fiber-based ultra-broad bandwidth light sources, and applications of the same.. .
11/06/14
20140327142

Metal contacts to group iv semiconductors by inserting interfacial atomic monolayers


Techniques for reducing the specific contact resistance of metal-semiconductor (group iv) junctions by interposing a monolayer of group v or group iii atoms at the interface between the metal and the semiconductor, or interposing a bi-layer made of one monolayer of each, or interposing multiple such bi-layers. The resulting low specific resistance metal-group iv semiconductor junctions find application as a low resistance electrode in semiconductor devices including electronic devices (e.g., transistors, diodes, etc.) and optoelectronic devices (e.g., lasers, solar cells, photodetectors, etc.) and/or as a metal source and/or drain region (or a portion thereof) in a field effect transistor (fet).
11/06/14
20140326507

Drill pipe identification method and apparatus


A drill pipe identification method and apparatus utilizes a unique drill pipe identification code which is applied to each drill pipe by the manufacturer or in the field. The encoded pipe identification data is applied to the drill pipe utilizing a selected one of a variety of processes.
10/30/14
20140324383

Continuous high resolution surface profiling apparatus and method


A surface profiler comprises at least one front support wheel and at least one rear support wheel for travelling along the surface of a profile to be measured, the rotational axes of said wheels being longitudinally spaced, and the wheels contacting the surface being profiled in a collinear manner. A frame carried on the wheels carries at least one inclinometer and at least two vertical distance measuring apparatus such as lasers, and may also carry an optical encoder.
10/30/14
20140322840

Semiconductor laser assembly and packaging system


A system for self-aligning assembly and packaging of semiconductor lasers allows reduction of time, cost and testing expenses for high power density systems. A laser package mounting system, such as a modified to-can (transistor outline can), has modifications that increase heat transfer from the active laser to a heat exchanger or other heat sink.
10/30/14
20140321817

Flip-chip assembly comprising an array of vertical cavity surface emitting lasers (vcselss), and an optical transmitter assembly that incorporates the flip-chip assembly


A plurality of flip-chips, each having a plurality of optoelectronic elements formed therein, are flip-chip mounted on a top surface of a substrate that is comprised of a material that is transparent to the operating wavelength of the light produced by optoelectronic elements of the flip-chips. The combination of flip-chips comprises an array of precisely-aligned optoelectronic elements.
10/30/14
20140321734

Method and remote sensing of objects utilizing radiation speckle


Disclosed are systems and methods to extract information about the size and shape of an object by observing variations of the radiation pattern caused by illuminating the object with coherent radiation sources and changing the wavelengths of the source. Sensing and image-reconstruction systems and methods are described for recovering the image of an object utilizing projected and transparent reference points and radiation sources such as tunable lasers.
10/30/14
20140321492

Optical pulse compressing based on chirped fiber bragg gratings for pulse amplification and fiber lasers


Techniques and devices for using a chirped fiber bragg grating to compress amplified laser pulses.. .
10/30/14
20140321159

Light guide plate and backlight module having same


A backlight module includes a light guide plate and a light source module. The light guide plate includes a light incident surface.
10/30/14
20140320850

Assembly and measuring optical power in fiber lasers


A fiber laser system is configured with a power measuring assembly surrounding a splice between two fibers. The power measuring assembly is operative to maintain the splice at a substantially constant splice temperature and shield the spliced fibers from external bending stresses so as to provide for power readings of the laser system at the splice independently from the influence of multiple variable external factors..
10/23/14
20140314368

Directly-modulated multi-polarization optical transmitters


The present invention relates to optical transmitters, transceivers, and transponders used for transmission of information or data in any form through a physical medium dependent (pmd) network. The speed of such networks depends, in part, on the density of information that can be transmitted through the physical medium.
10/23/14
20140313522

Non-contact visual measurement device


A positional measuring device has a reference laser pointer and at least one measurement laser pointer. These laser pointers are positioned at a first end and a second end of a variable-length defining mechanism, a common example being a tape measure.
10/23/14
20140313292

Determining depth data for a captured image


A method, system, and one or more computer-readable storage media for depth acquisition from density modulated binary patterns are provided herein. The method includes capturing a number of images for a scene using an ir camera and a number of ir lasers including diffraction grates.
10/23/14
20140312019

Laser system processing unit connection


A laser system includes one or more lasers and one or more laser processing units each connected to a respective one of the one or more lasers by a laser light cable and a data line associated uniquely with the laser light cable. Each laser processing unit includes a safety device for monitoring the laser processing unit and an interface for the data line.
10/16/14
20140308769

Method of improving surface morphology of (ga,al,in,b)n thin films and devices grown on nonpolar or semipolar (ga,al,in,b)n substrates


A method for improving the growth morphology of (ga,al,in,b)n thin films on nonpolar or semipolar (ga,al,in,b)n substrates, wherein a (ga,al,in,b)n thin film is grown directly on a nonpolar or semipolar (ga,al,in,b)n substrate or template and a portion of the carrier gas used during growth is comprised of an inert gas. Nonpolar or semipolar nitride leds and diode lasers may be grown on the smooth (ga,al,in,b)n thin films grown by the present invention..
10/16/14
20140307242

Method and printing periodic patterns using multiple lasers


A method for printing a periodic pattern of features into a photosensitive layer includes providing a mask bearing a mask pattern, providing a substrate bearing the layer, arranging the substrate parallel to the mask, providing a number of lasers having a plurality of peak wavelengths, forming from the light a beam for illuminating the mask with a spectral distribution of exposure dose and a degree of collimation, illuminating the mask with the beam such that the light of each wavelength transmitted by the mask pattern forms a range of transversal intensity distributions between talbot planes and exposes the photosensitive layer to an image component. The separation and the spectral distribution are arranged so that the superposition of the components is equivalent to an average of the range of transversal intensity distributions formed by light of one wavelength and the collimation is arranged so that the features are resolved..
10/16/14
20140306131

Light source assembly supporting direct coupling to an integrated circuit


Methods and systems for a photonically enabled complementary metal-oxide semiconductor (cmos) chip are disclosed. The cmos chip may comprise a plurality of lasers, a microlens, a turning mirror, and an optical bench, and may generate optical signals utilizing the lasers, focus the optical signals utilizing the microlens, and reflect the optical signals at an angle defined by the turning mirror.
10/16/14
20140305910

System and method utilizing fiber lasers for titanium welding using an argon cover gas


The present invention is a method and system for reducing contamination in the resulting plasma of a weld produced by a fiber laser. The invention establishes the fiber laser in an optimal configuration for applying a high density beam to a weld material that eliminates spectral interference.
10/09/14
20140301736

Directly modulated multi-level optical signal generator and method thereof


A directly modulated multi-level optical signal generator and a method thereof are provided. The multi-level optical signal generator includes n number of direct modulation lasers (dmls) configured to directly modulate source light into a 2-level optical signal, and an optical power combiner configured to combine n number of 2-level optical signals directly modulated by the respective dmls to generate a 2n-level optical signal..
10/09/14
20140301418

Photonic crystal cavities and related devices and methods


Photonic crystal cavities and related devices and methods are described. The described cavities can be used as lasers, photovoltaic sources, and single photon sources.
10/09/14
20140299772

Mid-infrared photodetectors


Nanoparticles, methods of manufacture, devices comprising the nanoparticles, methods of their manufacture, and methods of their use are provided herein. The nanoparticles and devices having photoabsorptions in the range of 1.7 μm to 12 μm and can be used as photoconductors, photodiodes, phototransistors, charge-coupled devices (ccd), luminescent probes, lasers, thermal imagers, night-vision systems, and/or photodetectors..
09/25/14
20140286471

Intertial confinement fusion power plant which decouples life-limited component from plant availability


An architecture for a fusion power plant is disclosed. The plant includes a fusion chamber for producing neutrons from a fusion reaction, and a laser system in which lasers are arranged about a vacuum chamber to provide energy to the fusion chamber to initiate the fusion reaction.
09/25/14
20140286367

Nanopillar photonic crystal lasers


A nanopillar photonic crystal laser includes a plurality of nanopillars and a support structure in contact with at least a portion of each of the nanopillars. Each nanopillar has an axial dimension and two mutually orthogonal cross dimensions.
09/25/14
20140286362

High power neodymium fiber lasers and amplifiers


A fiber block is configured with a fiber block including a nd-doped active fiber and a pump-light delivery fiber which has a stretch extending along the active fiber in a side-to-side configuration so as to lunch pump light into the nd-doped core of the active fiber. The core of the active fiber is surrounded by at least one or more claddings which, like the core, have a double bottleneck cross-section with a relatively large-area central region and relatively small input and output regions.


Popular terms: [SEARCH]

Lasers topics: Semiconductor, Photosensitive Drum, Device Control, Incident Light, Lens Array, Electrical Signal, Laser Array, Raman Amplifier, Amplification, Internal Combustion Engine, Enhancement, Processing Device, Processing Devices, Fiber Optic Cable, Fiber Optic

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