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WO/2019/026906A1 |
This optical fiber has a core and a cladding having a lower refractive index than the core region, the cladding being provided on an external peripheral part of the core. In this optical fiber, the V value representing the normalized fre...
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WO/2019/021558A1 |
Wavefront disturbance of reference light arriving from a target is observed and a wavefront conjugate to this wavefront is generated by a driving optical system. A plurality of control signals is generated according to a plurality of Zer...
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WO/2019/021010A1 |
The invention relates to optical frequency manipulation using an optical subsystem (420) configured to provide a modulated laser beam (403) for interaction with an atomic sample (402). Example embodiments include an optical system (400),...
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WO/2019/023015A1 |
Chirped pulse amplification (CPA) systems configured to generate and amplify multi-pulses are described. The nonlinear interaction of pulses can generate a multiple pulse pack with a dense time separation between pulses. Reducing or elim...
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WO/2019/021435A1 |
This laser beam profile measurement device includes a plate-like or block-like fluorescence generation element having an incidence surface upon which laser light is incident and an emission surface from which the laser light is emitted, ...
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WO/2019/021559A1 |
This laser beam irradiation device comprises: a plurality of laser light sources, each of which emits a first laser beam; and a convergent optical system which has an incident surface upon which the first laser beams are incident, and wh...
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WO/2019/021565A1 |
This fiber laser device (1) comprises: an amplification optical fiber (20) having a core whereto is added an active element and which propagates light in a plurality of modes; a first FBG (31) for reflecting the light amplified by the am...
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WO/2019/017954A1 |
An example device including a laser source for generating a laser pulse, a scanner for mounting the laser source, and a motion detector for detecting a motion of the scanner when the laser pulse scans an object. The motion detector inclu...
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WO/2019/016701A1 |
A system for frequency conversion, comprises a laser source and a harmonic generation crystal. The laser source is configured to produce optical pulse energy of less than 100 µJ. The harmonic generation crystal comprises a structure cha...
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WO/2019/016204A1 |
The invention relates to a method for transferring laser radiation through an optical waveguide (3) in a stable manner, wherein two or more modes of the laser radiation propagating in the optical waveguide (3) interfere and form a mode i...
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WO/2019/017171A1 |
A laser device (1) comprises: a light source (2) having a plurality of laser diodes (21); a driving current peak holding unit (52) that holds the maximum value within a prescribed period of a driving current applied to the plurality of l...
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WO/2019/015963A1 |
The invention relates to a device and a method for protecting a laser optical element (2), the device comprising at least one glass ribbon (4) that is mounted on a roll (3) and can be wound around same, for protecting the laser optical e...
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WO/2019/014329A1 |
Generally discussed herein are systems, devices, and methods for providing a frequency stabilized optical frequency comb, including frequency stabilizing the optical frequency comb to a laser that is frequency stabilized to an optical re...
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WO/2019/013425A1 |
The present invention relates to a method and a device for controlling a laser output. An embodiment provides a method for controlling a laser output of a laser device which comprises a laser generation part and a handpiece for emitting ...
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WO/2019/014485A1 |
Systems and techniques for multilayer electrode assemblies are generally described. In some examples, a multilayer electrode assembly may comprise a first dielectric material. In some examples, the first dielectric material may be shaped...
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WO/2019/012249A1 |
A security or identification device comprises a membrane laser structure configured to be optically pumped. The membrane laser structure comprises a flexible emission layer comprising a gain material; and one or more structures formed in...
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WO/2019/010569A1 |
In a general aspect, quantum electrodynamic (QED) interactions are generated using a parabolic transmission mirror. In some aspects, a system for generating a QED interaction includes an optical pulse generator and a vacuum chamber. The ...
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WO/2019/012020A1 |
The invention relates to a device for generating laser pulses. The aim of the invention is to describe a method for generating synchronized laser pulse trains at variable wavelengths (for example, for coherent Raman spectroscopy/microsco...
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WO/2019/011419A1 |
The invention relates to a polariser arrangement (1) for polarisation of a laser beam (2), comprising: a plurality of plate-shaped optical elements (5, 16) which are arranged in the beam path of the laser beam (2) and which each have a b...
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WO/2019/013862A2 |
A Raman fiber laser source is configured with a feeding fiber delivering MM pump radiation to an inner cladding of double-clad MM Raman fiber laser. The MM pump beam radiation has a sufficient power to produce Raman scattering in the MM ...
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WO/2019/013911A1 |
A fiber-laser includes a gain-fiber in a laser-resonator. A polarizer is located in the laser-resonator at an end thereof, causing the output of the fiber-laser to be linearly polarized. A wavelength-selective element is also included in...
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WO/2019/012642A1 |
This laser system is provided with: A. a solid laser device that outputs a pulse laser beam, the light intensity distribution of which has a Gaussian shape rotationally symmetric with respect to the optical path axis; B. an amplifier tha...
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WO/2019/006891A1 |
A fluorescent chip and a manufacturing method therefor. The fluorescent chip comprises: a substrate (101); a first reflective layer (102) disposed on the substrate (101); and a second reflective layer (103) disposed on the first reflecti...
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WO/2019/008719A1 |
A laser system comprises: a pulse laser system that emits first laser light having a first wavelength component and a first polarized component and second laser light having the first wavelength component and a second polarized component...
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WO/2019/007826A1 |
According to one aspect, the present description relates to a moderately multimodal amplifying fibre (11) in a given operating spectral band, comprising a sheath (12) having a given refraction index (n0) and at least one core (13) with a...
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WO/2019/010444A1 |
Aspects of the present disclosure describe systems, methods, and structures including integrated laser systems that employ external chirping structures that may advantageously include phase shifters and/or one or more filters. Further as...
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WO/2019/005824A1 |
Examples of compact control electronics for precision frequency combs are disclosed. Application of digital control architecture in conjunction with compact and configurable analog electronics provides precision control of phase locked l...
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WO/2019/002229A2 |
The invention relates to a laser arrangement comprising at least one optical fibre amplifier (5, 6) and to a method for operating said type of laser arrangement in which a pulsed laser beam is generated using a light source (1), the lase...
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WO/2019/003797A1 |
Provided is an optical fiber amplifier that is capable of achieving high power utilization efficiency. An optical fiber 1021 allows an optical signal to pass therethrough and amplifies signal intensity of the optical signal when the opti...
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WO/2019/005254A2 |
An apparatus for generating Smith-Purcell radiation having at least one spectral component at a wavelength λ includes a periodic structure including a dielectric material and an electron source, in electromagnetic communication with the...
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WO/2019/002763A1 |
A semiconductor laser source is provided, in which, in order to couple a third waveguide (15, 36) optically to a first waveguide (28) by means of a second waveguide (25), a resonant optical cavity comprises at least one grating-assisted ...
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WO/2019/002820A1 |
An electro-optic modulator (EOM) for altering an optical path length of an optical field is described. The EOM comprises first and second Brewster-angle cut nonlinear crystals having a first and second optical axis. The optical axes are ...
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WO/2019/000876A1 |
An optical amplifier assembly and a detection method for dynamically executable optical time-domain reflection detection. The detection method comprises: obtaining signal light intensity detection signals of a first photoelectric detecto...
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WO/2019/002212A1 |
The present invention refers to a laser light source apparatus (1) comprising: a laser diode (2); a first optical assembly (5) comprising one or more lenses (52, 53, 54, 55) for generating a collimated laser beam from light (23) emitted ...
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WO/2019/002378A1 |
The invention relates to a laser amplification system (1) comprising a seed laser pulse source unit (3) for providing at least two seed pulse sequences for subsequent amplification, wherein seed pulses (3') of the at least two seed pulse...
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WO/2019/003102A1 |
The present application relates to a method and system for characterization and compression of ultrashort pulses. It is described a flexible self-calibrating dispersion-scan technique and respective system to characterize and compress ul...
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WO/2018/234162A1 |
The method according to the invention for generating amplified output laser pulses (21, 22, 23) with individually predefined pulse energies at individually predefined times (t1, t2, t3) at an output (3) comprises the following method ste...
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WO/2018/233799A1 |
Optical resonator (1) for guiding a light in a laser cavity between a first cavity end mirror (2) and a second cavity end mirror (3) such that within the laser cavity the light passes through a light transmission surface (4) between a ga...
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WO/2018/236664A1 |
Laser systems and methods are disclosed. One laser system comprises: a plurality of laser resonators, each resonator being operable to discharge an input laser beam; a relay assembly including at least one curved reflective surface that ...
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WO/2018/237048A1 |
A high power integrated delivery cable is based on an optical fiber configured with a hollow fiber core, wherein the faces of both fiber ends of the hollow fiber core are open, and each fiber end is protected by a protective element coup...
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WO/2018/227390A1 |
A portable laser light source generator comprises a heat dissipation block (100), and comprises a laser emission module (101), a power supply module (102),a switch module (103), a current adjustment module (104) and a light transmission ...
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WO/2018/229823A1 |
This laser device comprises: a laser output unit performing laser oscillation; and a control unit for acquiring, in an interval during which the laser output from the laser output unit to an external device is stopped, first laser perfor...
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WO/2018/231116A1 |
A laser arrangement (100) for production of a sum- frequency-generated (SFG) laser beam is described. The laser arrangement (100) comprises an incoupling mirror (4) and an outcoupling mirror (5) constituting a laser cavity, a laser mediu...
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WO/2018/229854A1 |
This laser apparatus is provided with an optical element which is formed from a CaF2 crystal, which receives an ultraviolet laser beam obliquely entering one surface thereof, through which the ultraviolet laser beam transmits, and in whi...
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WO/2018/229213A1 |
A multi- channel laser source, including: a bus waveguide coupled, at an output end of the bus waveguide, to an output of the multi-channel laser source; a first semiconductor optical amplifier; a first back mirror; a first wavelength-de...
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WO/2018/231884A1 |
Apparatus, systems and methods to spectrally beam combine a group of diode lasers in an external cavity arrangement. A dichroic beam combiner or volume Bragg grating beam combiner is placed in an external cavity to force each of the diod...
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WO/2018/225117A1 |
The laser device according to the present disclosure is provided with: an optical element disposed on a laser optical axis; an actuator for displacing the optical element and displacing the laser optical axis; a drive amount monitor for ...
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WO/2018/224449A1 |
Excimer laser annealing apparatus (40) includes an excimer laser (42) delivering laser-radiation pulses to a silicon layer (58) supported on a substrate translated with respect to the laser pulses such that the consecutive pulses overlap...
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WO/2018/226796A1 |
Generally discussed herein are systems, devices, and methods for locking an optical frequency comb. A device may include comb error measurement and control circuitry to receive a beat tone and carrier envelope offset of an optical freque...
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WO/2018/224503A1 |
The invention relates to a device (10) including: - a laser source (12), which emits a first beam (14) at a central wavelength λ1 comprised between 1010 nm and 1050 nm, - a spectral supercontinuum generator (22) downstream of the laser ...
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