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US20090304033 LASER FOR GENERATING MULTIPLE WAVELENGTHS  
A laser comprising: a first reflector and a second reflector defining a first resonator cavity; a third reflector defining a second resonator cavity with the first reflector; a laser material...
US20090296752 MULTIPLE EMITTER VECSEL  
An extended cavity surface emitting laser has a first laser die with a first cavity and a first gain element and a second laser die with a second cavity and a second gain element. The first and...
US20090296756 Laser Frequency Multiplier with Temperature Control  
Disclosed is a laser apparatus. The apparatus includes a frequency multiplier to multiply a first frequency of laser radiation to a second frequency, the frequency multiplier having a temperature...
US20090296018 Light-Emitting Device  
A light-emitting device, comprising: a radiation source ( 5 ), which emits radiation having a first wavelength, an optical waveguide ( 10 ), into which the radiation emitted by the radiation source...
US20090296755 Laser system  
A method and apparatus may comprise a laser light source system which may comprise a solid state laser seed beam source providing a seed laser output; a frequency conversion stage converting the...
US20090290605 Compact, Efficient and Robust Ultraviolet Solid-State Laser Sources Based on Nonlinear Frequency Conversion in Periodically Poled Materials  
A compact and efficient ultraviolet laser source based on a optically-pumped solid-state or fiber laser that produces near-infrared output light suitable for nonlinear frequency conversion. The...
US20090290606 MODE-LOCKED EXTERNAL-CAVITY SURFACE-EMITTING SEMICONDUCTOR LASER  
A laser resonator includes an OPS gain-structure that is pumped with optical pulses repeatedly delivered at a pulse-repetition frequency corresponding to a resonant frequency of the laser...
US20090285250 Rotary Disk Laser and Amplifier Configurations  
There is provided a rotary disk laser module including disk comprised of at least one lasing material. The lasing material may be excited by a laser excitation source, such as an optical pump beam...
US20090285248 UV LIGHT GENERATION BY FREQUENCY CONVERSION OF RADIATION OF A RUBY LASER PUMPED WITH A SECOND HARMONIC OF A SOLID-STATE LASER  
A system and method for generating ultraviolet laser radiation by pumping a ruby based active laser medium in a second complex laser cavity with an output from a first complex laser cavity. The...
US20090279575 CARRIER SUBSTRATE FOR MICRO DEVICE PACKAGING  
A carrier substrate ( 100 ) with laser sources includes a transparent center substrate ( 20 ), an upper substrate ( 30 ) adhered to the center substrate having openings ( 40 ) formed therein to...
US20090279017 WAVELENGTH CONVERSION MODULE, LASER LIGHT SOURCE DEVICE, TWO DIMENSIONAL IMAGE DISPLAY DEVICE, BACKLIGHT LIGHT SOURCE, LIQUID CRYSTAL DISPLAY DEVICE AND LASER PROCESSING DEVICE  
A wavelength conversion module includes: a first fundamental wave propagation optical fiber for propagating a fundamental wave emitted from a laser light source; a first wavelength conversion...
US20090279573 FIBER LASER AND OPTICAL DEVICE  
A fiber laser and an optical device for controlling polarization and outputting single polarized light are provided in a simple structure. The fiber laser includes a solid-state laser fiber 3 ...
US20090274177 TURNABLE LASER DEVICE  
A laser apparatus includes a first surface-emitting laser device having an active region including at least one group of two or more quantum wells configured to generate photons and having an...
US20090274178 Optical Package Having Deformable Mirrors For Focus Compensation  
An optical package includes a semiconductor laser, an adjustable mirror and a wavelength conversion device comprising a waveguide portion. The semiconductor laser, adjustable mirror, and wavelength...
US20090268763 Frequency Stabilized Laser Source  
A laser arrangement is provided, in which a Lyot filter arrangement is operative to effect single mode operation. The birefringent element of the Lyot filter arrangement has a cavity folding mirror...
US20090262763 LARGE-SIZED BISMUTH-ZINC-BORATE NONLINEAR OPTICAL CRYSTAL AND PREPARATION METHODS AND APPLICATIONS THEREOF  
The present invention relates to a large-sized and high-quality bismuth-zinc-borate (Bi 2 ZnB 2 O 7 ) single crystal, preparation methods and applications thereof. The crystal has cross-sectional...
US20090257463 LASER LIGHT SOURCE, IMAGE DISPLAY APPARATUS, AND PROCESSING APPARATUS  
A laser light source includes a fundamental laser generator that generates a fundamental laser light, a wavelength conversion element that is made of a ferroelectric crystal with a periodically...
US20090257462 Laser device, laser display device, and laser irradiation device  
The present invention provides a laser device having a high wavelength conversion efficiency and a wide wavelength width, and is suitable as a display light source. The laser device includes a...
US20090252185 Laser light source device, illumination device, image display device, and monitor device  
A laser light source device includes: a light source; an external resonator; a wavelength conversion element converting the wavelength of part of incident light having the first wavelength into the...
US20090252184 LASER OSCILLATOR AND LASER PROCESSING APPARATUS  
A laser oscillator of a laser processing apparatus includes a pair of terminating mirrors, between which a straight light path lies, and also includes a ¼ wavelength plate, an active medium, a...
US20090245294 Fibre Laser with Intra-cavity Frequency Doubling  
The invention disclosed herein relates to fibre lasers with intra-cavity frequency doubling. In one embodiment, the invention is directed to a fibre laser with intra-cavity frequency doubling...
US20090245298 HYBRID SILICON LASER-QUANTUM WELL INTERMIXING WAFER BONDED INTEGRATION PLATFORM FOR ADVANCED PHOTONIC CIRCUITS WITH ELECTROABSORPTION MODULATORS  
Photonic integrated circuits on silicon are disclosed. By bonding a wafer of compound semiconductor material as an active region to silicon and removing the substrate, the lasers, amplifiers,...
US20090238222 LASER SYSTEM EMPLOYING HARMONIC GENERATION  
A laser system provides harmonic generation in a laser beam pulse. In another aspect of the present invention, a laser operably remits a laser pulse, a gaseous optical medium operably creates third...
US20090238220 REDUCTION OF SURFACE HEATING EFFECTS IN NONLINEAR CRYSTALS FOR HIGH POWER FREQUENCY CONVERSION OF LASER LIGHT  
A device for generating a high power frequency converted laser beam includes a nonlinear optical crystal having an entrance surface and a curved surface. The nonlinear optical crystal is configured...
US20090238221 Laser equipment  
Laser equipment for outputting output lights having different wavelengths includes: a substrate; an excitation light generation element for emitting excitation lights including surface emitting...
US20090238217 Method and apparatus for wavelength tuning laser diodes  
A method is presented for shaping the spectral response of volume holographic grating elements by applying controlled thermal energy. The methods allow generating continuous or discontinuous...
US20090232169 WAVELENGTH CONVERTING LASER DEVICE  
A wavelength converting laser device includes a laser diode producing laser light and including an optical resonator having a pair of facing reflectors, including a reflecting surface having a...
US20090232170 Semiconductor Laser Module  
A semiconductor laser module is disclosed, comprising a module carrier ( 20 ) having a mounting area ( 21 ), a pump device ( 1 ) arranged on the mounting area ( 21 ), a surface emitting...
US20090225798 Optical apparatus and method  
An optical apparatus comprising a gain medium exhibiting polarisation dependent absorption along two axes, the gain medium having a weakly absorbing axis and a strongly absorbing axis, an optical...
US20090225797 Semiconductor laser component , optical device for a semiconductor laser component, and method for producing an optical device  
A semiconductor laser component comprising a semiconductor laser chip ( 1 ) provided for generating radiation and an optical device comprising a carrier ( 7 ), a radiation deflecting element ( 8 )...
US20090219958 WAVELENGTH CONVERTING LASER AND IMAGE DISPLAY  
A wavelength converting laser includes: a fundamental-wave laser light source emitting a fundamental wave; and a wavelength conversion element converting the fundamental wave emitted from the...
US20090219957 Radio-Frequency-Modulated Surface-Emitting Semiconductor Laser  
In a surface emitting semiconductor laser comprising a semiconductor chip ( 1 ), a first resonator mirror ( 4 ) and at least one further resonator mirror ( 8 ) which is arranged outside the...
US20090213881 Vertically Emitting, Optically Pumped Semiconductor Comprising an External Resonator and Frequency Doubling on a Separate Substrate  
An optically pumped semiconductor apparatus having a surface-emitting semiconductor body ( 1 ) which has a radiation passage area ( 1 a ) which faces away from a mounting plane of the semiconductor...
US20090201954 METHOD AND APPARATUS FOR PULSED HARMONIC ULTRAVIOLET LASERS  
An apparatus for producing coherent, pulsed ultraviolet light with pulse durations that range between 1 ps and 1 μs includes one or more source lasers in the visible or near-infrared frequency...
US20090196314 Method and System for a Semiconductor Laser Light Source  
A laser module includes a Distributed Bragg Reflector semiconductor laser light source that is operable to generate a light beam having a stabilized frequency and spatial mode. A periodically...
US20090185588 METHOD AND APPARATUS FOR PRODUCING ARBITRARY PULSETRAINS FROM A HARMONIC FIBER LASER  
A system for producing frequency converted light includes a first seed laser operable to provide a first laser signal and a second seed laser operable to provide a second laser signal. The system...
US20090185587 LASER GENERATOR AND METHOD OF CONTROLLING THE SAME  
A laser generator includes a generation means for pumping by a pumping light source ( 7 ) a pumping medium ( 3 ) to generate a fundamental-wave laser beam, an output sensor ( 6 ) for measuring...
US20090161704 INTRACAVITY UPCONVERSION LASER  
The present invention relates to an upconversion laser system comprising at least a semiconductor laser having a gain structure ( 4 ) arranged between a first mirror ( 5 ) and a second mirror ( 6...
US20090161703 SUM-FREQUENCY-MIXING Pr:YLF LASER APPARATUS WITH DEEP-UV OUTPUT  
A method for generating ultraviolet radiation includes sum-frequency mixing in one optically nonlinear crystal fundamental-wavelength radiation generated by a Pr:YLF gain-element with radiation...
US20090154507 Nonresonant Multiple Pass Nonlinear Structure  
A system, a structure, and a method for the generation of second harmonic light are provided. A laser system comprises a seed laser that produces a fundamental frequency light, and a nonresonant...
US20090154508 LIGHT-GENERATING APPARATUS WITH BROADBAND PUMPING LASER AND QUASI-PHASE MATCHING WAVEGUIDE  
A light-generating apparatus comprises a broadband pumping laser configured to emit a broadband pumping light having a bandwidth larger than 10 nanometers and a broadband wavelength-converting...
US20090154510 Optoelectrical assembly with frequency-doubled solid state laser  
An optoelectrical assembly ( 1 ) has a modular frequency-doubled solid state laser ( 2 ), which is fixed so as to be aligned therein, with an optical resonator ( 3 ) which is connected in a...
US20090154509 Laser Processing Apparatus, Method For Making Settings For The Laser Processing Apparatus, Program For Making Settings For The Laser Processing Apparatus, and Computer-Readable Recording Medium  
It is an object to enable control according to an optimum temperature condition for a wavelength conversion device. There are provided a laser medium for creating fundamental-wave laser light with...
US20090141749 LASER MODULE  
A laser module including a light emitter, a filter, a nonlinear optical crystal, a first temperature adjuster, and a second temperature adjuster is provided. The light emitter emits a first beam....
US20090110013 Multi-component wavelength conversion devices and lasers incorporating the same  
According to one embodiment of the present invention, a frequency-converted laser source is provided wherein the wavelength conversion device comprises a plurality of waveguide components...
US20090103576 System and Method of Providing Second Harmonic Generation (SHG) Light in a Single Pass  
A system and method of providing second harmonic generation (SHG) light in a single pass. A frequency stabilized semiconductor seed laser provides a first frequency light to a fiber amplifier. A...
US20090083679 Efficient Second Harmonic Generation (SHG) Laser Design  
A method, a data processing method, and a computer program product for the design of efficient second harmonic generation semiconductor lasers is disclosed. A method for determining an optimum...
US20090080475 WAVELENGTH CONVERSION OPTICAL ELEMENT, METHOD FOR FABRICATING WAVELENGTH CONVERSION OPTICAL ELEMENT, WAVELENGTH CONVERSION DEVICE, ULTRAVIOLET LASER IRRADIATOR AND LASER MATERIAL PROCESSING SYSTEM  
An optical wavelength conversion element includes a cesium-lithium-borate crystal processed into a 10-mm long optical element cut in an orientation that allows a fourth harmonic of a Nd:YAG laser...
US20090074016 Apparatus for Terahertz wave generation from water vapor  
Apparatus for Terahertz wave generation. An amplified laser generates a pulsed optical fundamental beam and a crystal passes the fundamental beam to generate a second harmonic beam of the...
US20090059116 LASER APPARATUS  
The present invention comprises: a laser light source 101 operable to output a laser light; an optical component 114 operable to couple, to an optical fiber 126 , the laser light outputted...
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