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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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WO/2022/136267A1 |
A CO2 laser configured to produce infrared electromagnetic radiation comprising an optical element comprising a frequency selective structure having a substantially periodic pattern of features. A frequency response of the optical elemen...
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WO/2022/137418A1 |
An optical semiconductor device (10) according to the present invention includes, in the following order, a semiconductor laser (12), an optical waveguide (11_2), a loop waveguide (13), and a ring resonator (14) optically coupled to the ...
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WO/2022/137374A1 |
This electric discharge electrode for use in a gas laser apparatus for exciting fluorine-containing laser gas by electric discharge, comprises a cathode (11a) and an anode (11b). The anode (11b) is disposed opposite to the cathode (11a) ...
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WO/2022/137719A1 |
This optical pulse generation device comprises a mode-locked optical resonator, a light source, and a waveform control unit. The optical resonator includes an optical amplification medium. The optical resonator generates and amplifies la...
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WO/2022/140071A1 |
A pulsed power circuit (30, 31, 32) including an inductor (55) having a hybrid core of a switch magnetic material arranged and selected to function as a magnetic switch a damping magnetic material arranged and selected to damp energy ref...
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WO/2022/140073A1 |
One or more properties of an electrical quantity are determined based on one or more operating characteristics of an optical system that includes a laser system; an impedance of a magnetic core of a magnetic switching network is adjusted...
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WO/2022/135698A1 |
A laser pulse sequence measuring method for measuring a delay between a pair of pulses from two laser pulse sequences (1, 2), comprises the steps of creating a first laser pulse sequence (1) of first laser pulses (1A) and a second laser ...
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WO/2022/136290A1 |
The invention relates to an optical-fibre laser system comprising an injector (100) generating a source pulse (10), a spectro-temporal shaping module (110), at least one final optical-fibre amplifier (150) having a length less than ten m...
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WO/2022/130146A1 |
The invention relates to the field of laser technology, and more particularly to methods and devices intended for homogenizing the temperature of a laser base plate, wherein optical component holders are attached to the laser base plate,...
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WO/2022/131463A1 |
The present invention relates to a fiber laser diode module and, more particularly, to a fiber laser diode module comprising a laser diode generating a laser beam, an FAC lens, a SAC lens, and a focusing lens, wherein the SAC lens and a ...
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WO/2022/129293A1 |
The present invention relates to a device (10) for amplifying a multi-wavelength laser beam, comprising: a. a gain medium (M) having a front face (20) intended to receive the beam to be amplified on each passage through the gain medium (...
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WO/2022/128056A1 |
The invention relates in summary to a laser amplifier (2) having a laser discharge tube (3). The laser discharge tube (3) is situated between two electrodes (15). The electrodes (15) are preferably situated between two magnets (17). The ...
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WO/2022/129604A1 |
A Raman laser conversion device for generating a single longitudinal mode, SLM, laser output is disclosed. The device comprises a Raman medium that exhibits a Stokes emission when subject to pumping by a laser pump input, the laser pump ...
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WO/2022/128931A1 |
The present invention relates to a device (10) for amplifying a multi-wavelength laser beam, comprising: a. a first amplifying medium (M1) having a front face (20) and a reflecting rear face (22), which faces are tilted relative to each ...
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WO/2022/127077A1 |
A transmitter circuit for a laser radar and a method for detecting a driving current of the transmitter circuit, the transmitter circuit comprising: a driving circuit (11), which is used for applying a driving voltage to at least one las...
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WO/2022/132447A1 |
Apparatus for and methods of controlling wavelength in a system for producing laser radiation at more than one wavelength (color) in which one or more actuators control wavelength in response to being supplied with a waveform. The charac...
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WO/2022/131643A1 |
Various embodiments provide a high-efficiency directional non-resonant laser using a scatter cavity, and a manufacturing method therefor. According to various embodiments, a non-resonant laser comprises: a gain medium unit in which a sca...
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WO/2022/132448A1 |
Apparatus for and method of aligning optical components such as beam splitters in an optical pulse stretcher in which a landing spot of a beam which has traversed a portion of the optical beam splitter and a coincident landing spot of a ...
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WO/2022/123714A1 |
A gas laser apparatus according to an aspect of the present disclosure comprises: a main discharge circuit that supplies a main discharge voltage for generating a main discharge between a pair of main discharge electrodes disposed inside...
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WO/2022/122956A1 |
The invention relates to a method for generating a supercontinuum, the method comprising the following steps: a) radiating a carrier laser pulse (1) having a first temporal width (Δτ1) onto a first non-linear material (2); b) at the sa...
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WO/2022/124756A1 |
The present invention relates to a device for converting a frequency of an electromagnetic wave and, more specifically, to a device for converting an original frequency of an electromagnetic wave into a frequency corresponding to a reson...
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WO/2022/125289A1 |
A wavelength selection apparatus includes: a center wavelength selection optic configured to select at least one center wavelength for each pulse of a pulsed light beam in accordance with an angle of incidence of the pulsed light beam on...
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WO/2022/117583A1 |
A regenerative optical amplifier with intracavity wavelength conversion is disclosed. The regenerative optical amplifier is configured for generating a burst of pulses, and comprises: pulse guiding optics arranged to form a cavity and gu...
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WO/2022/116213A1 |
A method and apparatus for improving the laser ranging capability of a radar system, and a storage medium. The method comprises: obtaining the current operating temperature, a preset operating temperature range, and a center wavelength t...
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WO/2022/119760A1 |
The system and method of using an ultra-short pulse mid and long wave infrared laser. The system is seeded with a 2 μm laser source having a pulse duration in the femtosecond range. The beam is stretched, to increase the pulse duration,...
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WO/2022/116555A1 |
An injection locking control method, an injection locking control apparatus, and a laser radar. The injection locking control method is applied to a laser group, and comprises: acquiring a laser signal output by a slave laser (1512) (A1)...
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WO/2022/119762A1 |
The system and method of producing a first path comprising a pulse stretcher for a mid-wave infrared (MWIR) signal, an optical parametric chirped-pulse amplification (OPCPA) amplifier, and a MWIR compressor for producing a first beam in ...
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WO/2022/118120A1 |
Wavelength-tunable source of pulsed laser radiation for VIS-NIR spectroscopy which consists of a pump source (1) forming bursts of picosecond pulses of high pulse repetition rate, and a synchronously pumped optical parametric oscillator ...
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WO/2021/151795A9 |
The invention relates to a device (5) for combining a plurality of coherent laser beams (3.1,..., 3.N), comprising: a splitter unit (4) for splitting an input laser beam (9) into the plurality of coherent laser beams (3.1,..., 3.N), a pl...
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WO/2022/115066A1 |
The present invention provides an electronically controlled dielectric Huygens resonator spatial light modulator (1). The modulator (1) comprises a substrate (102), a first layer (103) positioned on said substrate (102), which is transpa...
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WO/2022/110284A1 |
Provided are a method for regulating the output power of a 213 nm laser, and an apparatus thereof, said method comprising: setting the temperature of a frequency tripling crystal (21) (S1); using the frequency tripling crystal (21) to ou...
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WO/2022/110830A1 |
The present disclosure relates to the field of fiber lasers and specifically relates to an air-cooled fiber laser. The air-cooled fiber laser comprises a housing, a pumping source, an optical component, and a cooling structure. The cooli...
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WO/2022/113717A1 |
By heating a high-temperature tank (116) with a heater (108), atomic gas is generated in the high-temperature tank (116) from an atomic source. A magneto-optical trap is realized by a laser beam (130) reflected by a right-angled conical ...
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WO/2022/114992A1 |
Pulsed fibre lasers make it possible to achieve high peak powers and energies at a relatively low pumping power and are widely applicable in such fields as materials processing, product marking and medicine, as well as the conversion of ...
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WO/2022/115122A1 |
Some embodiments may include a fiber laser having an input end to receive source light from a light source and an output end including: a feeding optic fiber including a cladding layer and an interior surrounded by the cladding layer, wh...
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WO/2022/112152A1 |
The invention concerns a very large mode area single-mode amplifying optical fiber (100) comprising a doped core (1) having a core diameter larger than 20 micrometers, surrounded by at least a first cladding (2) comprising a solid matrix...
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WO/2022/115139A1 |
A system including an electron beam source for providing an electron beam and at least one undulator system configured to produce free-electron laser (FEL) radiation is described. The undulator system includes undulators and at least one...
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WO/2022/114402A1 |
According to the present disclosure, a device for measuring a voltage by using a Pockels cell comprises: a Pockels cell for changing a reflective index of incident light on the basis of an applied electric field; at least one non-polariz...
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WO/2022/105749A1 |
The embodiments of the present application provides a laser output optical cable, mainly comprising: an energy transmission optical fiber and a laser cutting head connector for connecting a laser output head and a laser cutting head, the...
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WO/2022/104437A1 |
The present invention relates to apparatus and/or methods for sanitising objects comprising a UV light source for emitting a beam of UV light and are particularly suited to sanitising a plurality of objects such as banknotes and mail at ...
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WO/2022/108824A1 |
Disclosed are laser modules for laser systems and methods thereof that expand options for clinicians when using lasers in medical procedures such as holmium lasers in urological procedures. A laser module includes independently drivable ...
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WO/2022/104597A1 |
A polarization-insensitive optical parametric amplifier for radially polarized light, comprising: a laser module (1) and a nonlinear crystal (2) that satisfies type II phase matching or type II quasi-phase-matching, wherein the laser mod...
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WO/2022/107707A1 |
This light amplification device comprises: an optical fiber amplification part that amplifies, while propagating with a time difference, two pulse laser lights respectively having a first wavelength λ1 and a second wavelength λ2 which ...
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WO/2022/106199A1 |
A system for correcting the wavefront (182) of a laser beam (180) includes a beamsplitter (120) for splitting off a fraction of the laser beam (180) to be used as a diagnostic beam (180D), a focusing element (140) for bringing the diagno...
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WO/2022/096413A1 |
A method for providing an ensemble of beamlets effectively acting as a high-energy laser pulse is disclosed. According to the method, a beamlet pattern with a plurality of spatially distributed laser beamlets is provided. The beamlets ar...
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