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WO/2022/181294A1 |
Because a light amplification device using a multicore optical fiber provides low utilization efficiency of excitation light according to a cladding excitation system, the present invention provides a light amplification device comprisin...
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WO/2022/180969A1 |
Provided is a fiber laser that reduces the possibility of a decrease in beam output due to TMI and the possibility of stimulated Raman scattering. The fiber laser (1) comprises: a gain fiber (11) in which Yb has been added to a core; and...
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WO/2022/174991A1 |
An assembly and method for separating first radiation and second radiation in the far field, wherein the first radiation and the second radiation have non-overlapping wavelengths, The assembly comprises a capillary structure, wherein the...
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WO/2022/175191A1 |
The present invention relates to a light generating device (1) configured to generate device light (9), the light generating device comprising a first laser light source (2), a first frequency doubling element (4), a first luminescent el...
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WO/2022/174961A1 |
The invention relates to a method for generating output laser pulses (3) from input laser pulses (2), each having previously known pulse energies and pulse intervals, the input laser pulses (2) successively passing through an optical com...
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WO/2022/176896A1 |
A wavelength control device (20) comprises: a wavelength correction unit (6) that outputs an error signal (Serr1) to a laser light source (12) and causes same to emit laser light (L1) with a wavelength based on the error signal (Serr1); ...
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WO/2022/172030A1 |
A single arm laser system comprising a first in-phase quadrature modulator, IQM. The first IQM is configured to receive a single frequency fibred laser beam from a frequency locked laser seed, generate a first single side-band frequency ...
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WO/2022/171487A1 |
In a fibre laser assembly having a doped active fibre (3), laser radiation from a seed laser (1) at a wavelength above the spectral amplification maximum of the active fibre (3) is amplified by optical pumping in the active fibre (3). Th...
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WO/2022/171675A1 |
The problem addressed by the invention is that of providing an optical system which allows fluctuations in the pulse duration of ultrashort laser pulses to be detected quickly, sensitively and simply, and in a manner which makes it possi...
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WO/2022/171815A1 |
The invention relates to a light pulse generating system that comprises a source (1), an electro-optical modulator (2) suitable for receiving source laser radiation (10), forming at least one source light pulse (20) with a duration that ...
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WO/2022/173985A1 |
The present disclosure provides a system for power transmission. The system may comprise (a) one or more optical emitters comprising a light source configured to emit one or more optical waves; and (b) one or more optical receivers confi...
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WO/2022/171959A1 |
The present invention relates to a method and a system for temporal or spatial shaping of a laser beam by means of a modulator (23), the intensity of the beam being controllable over time by a command controlling the transmission of the ...
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WO/2022/165582A1 |
In a general aspect, a device is disclosed for providing a reference frequency of light. The device includes a housing having a first opening and a second opening. A first optical window covers the first opening and is coupled to the hou...
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WO/2022/166824A1 |
A pumping light source (1), comprising a light-emitting unit (10), a mode converter (20), and an optical interface unit (30). The light-emitting unit (10) is used for outputting a multimode pumping light. The mode converter (20) is used ...
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WO/2022/168934A1 |
An optical device comprises, for example: a base (21a); a light-emitting element (32) that is provided on the base (21a) and outputs laser light; a plurality of optical components that are provided on the base (21a) and lead the laser li...
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WO/2022/167930A1 |
A CBC system includes an array of beam sources generating coherent beams directed towards a target. The beam sources have associated adjustable phase modulators and beam steering arrangements. For each of the beams in a subset of the bea...
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WO/2022/169986A1 |
A high-power tunable laser for outputting wavelength tuned laser light includes a gain medium configured to receive light, amplify a light intensity of light in the gain medium and emit light having an amplified light intensity. The gain...
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WO/2022/166102A1 |
Disclosed is a servo matching control mid-infrared differential dual-wavelength laser based on Nd:MgO:PPLN, comprising: an 813-nm pump source, an energy-transferring optical fiber, a first focusing mirror, a second focusing mirror, a fir...
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WO/2022/164781A1 |
An all-fiber femtosecond laser system configured to generate multiple light outputs at different central/reference wavelengths from a single laser cavity. One implementation of the system is based on Er- doped fiber and is mode-locked by...
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WO/2022/164739A1 |
A multi-core optical fiber comprises at least two (2) helical cores. When the multi- core optical fiber is bent, such that it has a bend length (L) and a bend radius (R), each core experiences a different strain, thereby resulting in an ...
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WO/2022/164027A1 |
A laser light source device on the basis of a micro-optic Mach-Zehnder interferometer according to the present invention comprises: a coupler receiving an input of pump light and coupling same to an optical fiber; a collimator collimatin...
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WO/2022/162985A1 |
Provided is a rare-earth-added fiber that can suppress the inter-mode coupling between a fundamental mode and a higher mode when light passes through a long-period grating that occurs due to Transverse Mode Instability (TMI) phenomenon. ...
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WO/2022/157896A1 |
The purpose of the present invention is to provide an optical fiber amplifier that can seamlessly amplify signal light in multiple bandwidths at once. In order to achieve the aforementioned purpose, this optical fiber amplifier, which ...
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WO/2022/158529A1 |
An optical element (2A) according to one embodiment equipped with a substrate (4) which has a first main surface (4a) and a second main surface (4b) on the side thereof opposite the first main surface (4a), and which is formed from a sin...
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WO/2022/159796A1 |
A multi-wavelength laser system includes a first fiber laser having a first cavity mirror and a first output coupler, a first optical coupler configured to receive light from the first output coupler, a second fiber laser having a second...
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WO/2022/157897A1 |
This laser system includes an oscillation stage laser that outputs a first laser beam and an amplification stage laser that outputs a second laser beam obtained by amplifying the first laser beam. This laser system control method include...
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WO/2022/154620A1 |
Provided according to an embodiment of the present invention is a line laser for correction of aiming and feet positioning. The line laser for correction of aiming and feet positioning, which is mounted to one side of the shaft of a golf...
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WO/2022/154967A1 |
An ultrashort-pulse compressor includes (a) one or more bulk-optics intersecting a propagation path of an ultrashort-pulsed laser beam multiple times to spectrally broaden a pulse of the laser beam during each of multiple passes through ...
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WO/2022/150722A2 |
Some embodiments may include an optical assembly usable to process light output from a laser source. The apparatus may include a housing to receive a distal end of an optical fiber that outputs the laser light; one or more actively coole...
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WO/2022/150017A1 |
An air disinfection apparatus carried on an individual person, comprised of at least one laser light source outputting light in the 200-230 nm UVC light spectrum, wherein the electromagnetic radiation is directed toward the air being inh...
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WO/2022/150129A1 |
Embodiments of the disclosure provide a system for controlling laser pulses emitted by an optical sensing device. The system may include a laser emitter configured to emit a plurality of laser pulses, a power source configured to deliver...
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WO/2022/149191A1 |
For the purpose of application in a light amplifier having a thin-film-layered structure, the present invention provides: a solid solution thin film of a bismuth oxide (Bi2O3) doped with erbium (Er) and silica (SiO2); and a method for fo...
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WO/2022/143527A1 |
Provided is a terahertz fiber laser device, comprising a near-infrared laser device, a first collimating and focusing unit, a mid-infrared laser resonance unit, a second collimating and focusing unit and a terahertz laser resonance unit,...
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WO/2022/142754A1 |
Embodiments of the present application provide an optical signal amplification apparatus and a related optical communication device. The apparatus may comprise a pump light source, a multiplexing assembly, a doped optical fiber, and an o...
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WO/2022/142103A1 |
Disclosed in the present invention are a polymer-stabilized liquid crystal laser, a preparation method therefor, and a device. The polymer-stabilized liquid crystal laser comprises a laser body. The laser body comprises: a first light-tr...
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WO/2022/142410A1 |
A mid-infrared semiconductor saturable absorber mirror based on InAs/GaSb superlattice (3) comprises a GaSb substrate (4); a highly transmissive film (5) coated on a lower surface of the GaSb substrate (4); an InAs/GaSb superlattice (3),...
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WO/2022/147141A1 |
Controlling a low-threshold femtosecond supercontinuum (fs SCG) in a bulk nonlinear material (BNLM) with a positive thermo-optic coefficient (dn/dT>0 K"1) is provided by coupling light at a first wavelength output by a fs oscillator at a...
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WO/2022/142975A1 |
A laser hole making device suitable for a carbon fiber reinforced plastic (CFRP) and a laser hole making method. The laser hole making device comprises: a holding device configured to hold a CFRP plate (8) to be processed; a laser beam s...
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WO/2022/146580A1 |
A laser-processing apparatus can carry out a process to form a via in a workpiece, having a first material formed on a second material, by directing laser energy onto the workpiece such that the laser energy is incident upon the first ma...
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WO/2022/147006A1 |
A method and system for generating deep ultraviolet (DUV) laser light is disclosed, in one embodiment the DUV laser system includes a fiber laser source configured to emit a poised fundamental laser beam in the near-infrared with a pulse...
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WO/2022/140930A1 |
A semiconductor fiber laser assembly and a fiber laser. The semiconductor fiber laser assembly comprises a pump module (1), an active optical fiber (4) and an assembly board (2), wherein the active optical fiber (4) is disposed on the up...
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WO/2022/141856A1 |
An aluminum nitride nanowire (2)-based laser, comprising a substrate (1) and a single aluminum nitride nanowire (2) disposed on the substrate (1); the aluminum nitride nanowire (2) is parallel to the substrate (1), and a Fabry-Perot reso...
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WO/2022/135823A1 |
A radiation source for generating broadband radiation, and comprising: a pump source comprising only one single fiber amplifier configured to generate pump radiation comprising a plurality of radiation pulses having a pulse energy of 2.5...
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WO/2022/137234A1 |
A spectrometer system is described. The system comprises a signal input port and a pump input port, respective signal and pump dispersion fibers, a nonlinear optical fiber section, and an output dispersion fiber. The dispersion fibers ar...
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WO/2022/134920A1 |
The embodiments of the present application relate to the field of optical fiber communications. Disclosed are a loop control system and method. The system comprises: a coupler, a pump laser, an optical fiber amplifier, a variable optical...
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WO/2022/139887A1 |
An excimer bulb assembly including an excimer bulb and a pass filter such that the excimer bulb assembly does not emit substantial UV radiation in wavelengths longer than 231nm, 232nm, 233nm, 234nm or 235nm. The wavelengths are measured ...
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WO/2022/135910A1 |
The invention relates to a passively mode-locked fiber oscillator (1) comprising a bidirectional loop (3) and a unidirectional loop (5), the bidirectional loop (3) and the unidirectional loop (5) being coupled to one another by a 3x3 cou...
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WO/2022/140074A1 |
In some general aspects, an apparatus for a light source includes: a monitoring module configured to monitor a fault status of one or more operating conditions of the light source; a decrement module configured to reduce an operating spe...
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WO/2022/135999A1 |
The present invention proposes a system for frequency conversion of a laser pump radiation comprising an optical element for frequency conversion (frequency-doubling, frequency-halving and more generally to parametric down-conversion) of...
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WO/2022/135911A1 |
The invention relates to a passively mode-locked fiber oscillator (1) comprising a bidirectional loop (3) and a unidirectional loop (5). The bidirectional loop (3) and the unidirectional loop (5) are coupled together by a 3x3 coupler (7)...
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