Matches 1 - 50 out of 154 1 2 3 4 >


Match Document Document Title
US20120087383 BONDED PERIODICALLY POLED OPTICAL NONLINEAR CRYSTALS  
A method for designing optimized length of a nonlinear crystal (3) with a bonded structure is provided. Also provided are a method for forming a short Quasi-Phase Matching (QPM) crystal (3)...
US20120020378 WIDELY TUNABLE OPTICAL PARAMETRIC GENERATOR HAVING NARROW BANDWIDTH FIELD  
Systems, methods and apparatus are provided through which in some implementations mode selection and wavelength tuning of optical parametric generation is achieved through intrinsic nonlinear...
US20110075690 Pump recycling scheme for terahertz generation  
Structures and techniques are disclosed that enable efficient generation of terahertz (THz) radiation capable of surpassing the fundamental quantum limit, as defined by the Manley-Rowe relations....
US20090180499 FREQUENCY CHANGING DEVICE  
The invention relates to a frequency changing device comprising a laser having a waveguide and a nonlinear optical medium which changes the frequency of the light generated by the laser. It is...
US20090141281 DETECTOR/IMAGER  
A back scatter absorption detector/imager having an optical parametric device for generating sensing radiation, the optical parametric device having a nonlinear medium (NLC) and a pump wave laser...
US20130208737 Variable Repetition Rate And Wavelength Optical Pulse Source  
Variable repetition rate and wavelength optical pulse source, comprising a fixed or variable repetition rate source of supercontinuum pulses; a wavelength tunable optical bandpass filter to filter...
US20060120415 Blue laser beam oscillating method and system  
It is provided system and method of oscillating blue laser beam having a relatively high conversion efficiency and whose output power of the blue laser beam can be improved. Light emitted from a...
US20090180498 Coherent Beam Combiner Based on Parametric Conversion  
Methods and systems are provided to form a single coherent beam of light from a plurality of smaller beams of light. In one implementation a beam combiner comprising a beam director is configured...
US20090116517 SEMICONDUCTOR LASER EXCITATION SOLID LASER CONTROL DEVICE, SEMICONDUCTOR LASER EXCITATION SOLID LASER DEVICE HAVING THE SAME, AND AN IMAGE FORMATION DEVICE HAVING THE SAME  
A semiconductor laser excitation solid laser control device 1A according to the present invention is a control device for stabilizing a light quantity of an output light LO of a semiconductor...
US20100054286 Semiconductor Diode Pumped Laser Using Heating-Only Power Stabilization  
A laser system such as a DPSS green laser uses a laser diode pump source that is specially selected so that the wavelength of diode source is centered around the optimal source wavelength,...
US20130182724 OPTICAL PARAMETRIC AMPLIFICATION, OPTICAL PARAMETRIC GENERATION, AND OPTICAL PUMPING IN OPTICAL FIBERS SYSTEMS  
Embodiments described herein include a system for producing ultrashort tunable pulses based on ultra broadband OPA or OPG in nonlinear materials. The system parameters such as the nonlinear...
US20090232168 Green Laser System  
A green laser is made by constructing a laser cavity that includes within it a laser diode, a non-linear crystal such as KTP, and a lens. The boundaries of the cavity are not defined by the ends...
US20080219302 HARMONIC GENERATOR AND AN IMAGE DISPLAY DEVICE USING THE HARMONIC GENERATOR  
It is aimed to suppress a local increase of an energy density per unit time in a nonlinear crystal. A fundamental wave emitted from a fundamental wave laser light source is condensed by a...
US20080240177 Continuous-wave ultraviolet laser  
A laser is disclosed, which is suitable for efficient generation of continuous-wave laser light having a wavelength of about 400 nm or less. The short-wavelength light is generated by first...
US20100020834 QUADRATIC NONLINEARITY-BASED HIGH-ENERGY PULSE COMPRESSOR FOR GENERATING FEW-CYCLE PULSES  
A pulse compressor for compressing many-cycle femtosecond-duration high-energy pulses to near-single-cycle durations uses a single quadratic nonlinear crystal. A pulsed laser beam is controlled...
US20090097512 Optical pulse sources  
An optical pulse source comprising a DPSS pump laser, a photonic crystal fiber (PCF), and acousto-optic modulator (AOM) gating device is disclosed. The pump pulses are coupled through lenses to...
US20100040335 LIFETIME EXTENDING AND PERFORMANCE IMPROVEMENTS OF MICRO-STRUCTURED FIBRES VIA HIGH TEMPERATURE LOADING  
The invention relates to an optical fibre comprising a core and a cladding comprising a core material and a cladding material, respectively, wherein said fibre is a non-linear microstructured...
US20150222081 WALK-OFF COMPENSATOR WITH TILT FUNCTION  
Techniques and structure are disclosed for implementing a spatial walk-off compensation mechanism having an integral tilt function. In some embodiments, the mechanism may comprise a tilt-ball...
US20150222080 WALK-OFF COMPENSATOR WITH TILT FUNCTION  
Techniques and structure are disclosed for implementing a spatial walk-off compensation mechanism having an integral tilt function. In some embodiments, the mechanism may comprise a tilt-ball...
US20080069157 Driver laser for extreme ultra violet light source device  
A driver laser for an extreme ultra violet light source device capable of suppressing self-oscillation light, amplifying a laser beam efficiently, and reducing a device size. The driver laser has...
US20090316738 DEVICE FOR AMPLITUDE AND PHASE PROGRAMMING OF LONG LIGHT PULSES WITH NARROW SPECTRAL BAND STARTING FROM A MODULATOR OF SHORT LIGHT PULSES WITH WIDE SPECTRAL BAND  
Device for adaptation of a programmable generator of ultra short wide spectral band light pulses, to long narrow spectral band light pulses comprising a laser source (1) of ultra-short wide...
US20050008047 Laser system and laser wavelength conversion  
A laser system is enabled to generate laser beam stably for a long term by avoiding the decay of nonlinear optical crystals due to moisture. The fundamental laser wave at a wavelength of 1064 nm...
US20120063475 NONLINEAR OPTICAL CRYSTALS AND THEIR MANUFACTURE AND USE  
Described are nonlinear optical (NLO) crystals, including aluminum-borate NLO crystals, that have low concentrations of contaminants that adversely affect the NLO crystal's optical properties,...
US20080279231 Optical limiter  
An optical power limiter comprises an input optical transmission element, an output optical transmission element, and a power-limiting element disposed between the input and output elements for...
US20070237191 Devices for high power, high-repetition rate, broadly tunable coherent radiation, and its applications  
The present application is directed to various embodiments of laser systems which include a laser oscillator and a pump source configured to produce coherent light at high repetition rates and...
US20150194780 OPTICAL PARAMETRIC OSCILLATOR WITH EMBEDDED RESONATOR  
An optical parametric oscillator includes one unidirectional enhancement resonator for optical pump-radiation and a second unidirectional resonator at least partially coaxial with the enhancement...
US20060187978 Laser system with short pulse characteristics and its methods of use  
A laser system that includes a diode pump source. A frequency doubled solid state visible laser is pumped by the diode pump source and produces a pulsed laser output with a train of pulses....
US20060165138 Frequency doubling of semiconductor lasers to generate 300-600 nm light  
A novel control system for a simple and compact all-solid-state laser generating 300 nm to 600 nm nm light with continuously variable output power in the range from 1 mW to at least 120 mW. Single...
US20100061410 System and method for controlling nonlinearities in laser units  
An optical system includes a launching component radiating a beam of light at a fixed power, a specialty component, which receives the beam and is configured with a transverse mode field diameter...
US20070064750 Deep ultraviolet laser apparatus  
The present invention provides a deep ultraviolet laser apparatus exhibiting high robustness which can generate laser beams in a wavelength region of wavelengths of from 198.3 to 198.8 nm, further...
US20130208736 Method For Illuminating A Sample With Supercontinuum Pulses  
A method of providing supercontinuum illumination in applications involving the excitation of fluorescence, comprising generating, at an optical pump laser, optical pump pulses at a pump pulse...
US20090285249 HIGH POWER FIBER CHIRPED PULSE AMPLIFICATION SYSTEM UTILIZING TELECOM-TYPE COMPONENTS  
A chirped pulse amplifier (CPA) system having a mode-locked laser and a high-speed pulse selector, wherein the pulse selector modulates output pulses based upon an applied modulation voltage. A...
US20090219956 Device for Generating Narrowband Optical Radiation  
Optical parametric generation is disclosed, wherein a bulk Bragg grating is used as an element for providing narrow wavelength bandwidth. Various embodiments for obtaining improved performance and...
US20140369370 Apparatus and Method for the Generation of Supercontinuum Pulses  
Optical pulse source, for generating optical supercontinuum pulses at a repetition rate, comprising: an optical pump laser operable to generate a number of optical pump pulses at a pump pulse...
US20070014325 Optically pumped semiconductor laser  
An optically pumped semiconductor laser and an optical pumping method are disclosed. The optically pumped semiconductor laser includes first and second reflective bodies forming a resonant region...
US20090097510 Optical Parametric Micro-Oscillator Comprising Couplet Cavities  
The invention relates to the field of optical parametric oscillators (OPO), especially to an essentially vertical monolithic system (S) for parametric conversion from a pump wave with a pump...
US20130208738 Method and Apparatus for Providing Supercontinuum Pulses  
Optical pulse source for generating optical supercontinuum pulses, comprising an optical pump laser operable to generate optical pump pulses at a pump pulse repetition rate Rf; a nonlinear optical...
US20090059967 Electro-Optic Bragg Deflector and Method of Using It as Laser Q-Switch in a Q-Switched Laser and a Q-Switched Wavelength-Conversion Laser  
The configurations of an electro-optic Bragg deflector and the methods of using it as a laser Q-switch in a Q-switched laser and in a Q-switched wavelength-conversion laser are provided. As a...
US20060198402 Energy stabilization of combined pulses from multiple lasers  
A combined radiation pulse of a predetermined energy is provided by temporally and spatially overlapping four pulses from four extra-cavity, frequency-tripled lasers. Frequency tripling is...
US20070133628 LIGHT SOURCE DEVICE AND PROJECTOR INCLUDING LIGHT SOURCE DEVICE  
A light source device includes: a laser light source emitting a laser beam of a prescribed wavelength; a nonlinear optical element, disposed facing a light emergence surface of the laser light...
US20080101424 Output power control for harmonic-generating laser  
In harmonic-generating laser apparatus, plane-polarized fundamental radiation of a laser is converted to harmonic radiation by an optically nonlinear crystal. The power of harmonic radiation...
US20090110012 Method for Having Laser Light Source in Standby Status  
When the laser light source is caused to standby, the temperatures of semiconductor laser 1 and semiconductor laser 9 are changed by approximately 3° C. from the temperature when the laser light...
US20130223459 METHOD AND DEVICE FOR FAST TUNING OF OPTICAL SOURCES  
A method and device are provided for fast, continuous tuning of an optical source. A first pump signal with a first pump frequency is input into a mixer along with a first seed signal having a...
US20080259969 Slectable Multiwavelength Laser for Outputting Visible Light  
The invention provides a laser system (100) wherein the output may be selected from two or more different wavelengths of output laser light. The system (100) comprises a laser capable of having at...
US20130208739 Supercontinuum Pulse Source  
An optical pulse source for generating optical supercontinuum pulses comprises an optical pump laser operable to generate optical pump pulses at a pump pulse repetition rate Rf; a nonlinear...
US20080192782 Dual Wavelength Laser Device, and System Comprising Same  
The invention concerns a laser device (1, 13) comprising: a three-level amplifying medium (3) adapted to emit a first laser beam (3) of fundamental wavelength; a four-level amplifying medium (5)...
US20060050748 Laser device  
A laser device that generates a CW laser beam in the ultraviolet range with a wavelength of less than 200 nm by inputting two laser beams having different wavelengths to a nonlinear optical...
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...
US20060146893 Laser  
Embodiments of a laser are disclosed.
US20100215065 Coherent multiple-stage optical rectification terahertz wave generator  
The present invention coherent multiple-stage optical rectification terahertz wave generator discloses the generation of single-cycle terahertz radiation with two-stage optical rectification in...

Matches 1 - 50 out of 154 1 2 3 4 >