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Matches 101 - 150 out of 56,390

Document Document Title
WO/2019/158215A1
The invention relates to a Faraday rotator (4), comprising: a disk-shaped magneto-optic solid-state medium (6), a magnet arrangement (11) for generating a magnetic field (B) in the magneto-optic solid-state medium (6), a heatsink (9) wit...  
WO/2019/160627A1
A gas chamber supply system includes a gas source configured to fluidly connect to a gas chamber and to supply a gas mixture to the gas chamber, the gas source including: a pre-prepared gas supply including a gas mixture, the gas mixture...  
WO/2019/157406A1
A controller: performing one or more iterations of a first process, the first process including: selecting at least one variable operating parameter of a laser light source of a lithotripsy device; determining a value of each of a plural...  
WO/2019/156218A1
An optical node device comprises: a multicore optical amplifier for collectively amplifying light transmitted through a multicore fiber; a separation unit for inputting the amplified light from each core into a plurality of input-side si...  
WO/2019/155777A1
The purpose of the present invention is to provide a laser light source device that uses a high-power laser and has a long life and reduced speckle noise. The present invention is a laser light source device (1) that emits laser light an...  
WO/2019/154967A1
The technical field of the invention is that of phonon parametric oscillators comprising a laser (10) for periodically emitting short optical pulses (IL), an assembly (11, 12) for generating acoustic pulses (IA) and a medium (13) for cou...  
WO/2019/155933A1
Provided is a stereolithography device that can be used with various forming materials, and a manufacturing method for a formed object. A stereolithography device according to the present embodiment comprises: a laser source (11) that em...  
WO/2019/149523A1
The invention relates to a method for emitting laser light (4) in the form of laser pulses, having the steps of planning a laser pulse using pulse parameters (100), checking whether laser pulses emitted within a preceding specified time ...  
WO/2019/149993A1
A passive optical network (100) having an optical-signal monitor (180) configured to monitor carrier- wavelength drifts during optical bursts transmitted between the optical line terminal (110) and optical network units (1601 - 160N) the...  
WO/2018/138473A8
Apparatus for optically isolating a laser (1) from external reflections, which apparatus comprises a mode filter (19) and a first optical fibre (1), wherein: the first optical fibre (1) is a multimode optical fibre that supports a fundam...  
WO/2019/150097A1
A method and system for injection-locking multiple optical amplifiers is disclosed. A master laser is employed to generate a continuous-wave output field. Optical modulators then produce first and second seed optical fields from the cont...  
WO/2019/148387A1
A laser module and an assembly method therefor, wherein the laser module consists of a lens module (2) mounted at an inner cavity of a height adjusting rotary drum (1) from one end of the height adjusting rotary drum (1) and a heat sink ...  
WO/2019/148702A1
A sealing member and a light-emitting device. The sealing member comprises a light resistant layer (102) and a light-blocking layer (101) attached to the light resistant layer. The light-blocking layer (101) is used to block at least a p...  
WO/2019/151543A1
A heating device for heating an object material by using a laser beam comprises: a stage on which the object material is placed; a laser module for generating and outputting a laser beam; an optical module for controlling a path of the l...  
WO/2019/148673A1
Disclosed is a tunable semiconductor laser based on half-wave coupled part reflectors. The tunable semiconductor laser comprises two resonant cavities, wherein one of the resonant cavities is mainly composed of an optical waveguide, a fi...  
WO/2019/148298A1
A method and a system for controlling an output of an optical system, the method comprising generating a plurality of optical signal components having different optical properties and passing the generated optical signal components as in...  
WO/2019/148353A1
Disclosed are an optical parametric laser amplifier preparation method and an optical parametric laser amplifier, comprising: determining a mapping relationship between a first non-collinear angle and a second non-collinear angle by usin...  
WO/2018/169289A9
The present invention relates to an optical fiber laser generation apparatus and, in particular, to an active mode-locked optical fiber laser generation apparatus for generating laser light having a discontinuously-changed wavelength.  
WO/2019/150057A1
Optical system element (100) comprising: - a first chamber (110) designed to receive a functional fluid (120) in circulation; and - at least one entry and/or exit window (140A; 140B) located on the first chamber and through which a beam ...  
WO/2019/146452A1
The present invention achieves a monitoring device capable of monitoring of power of one or both of four-wave mixing Stokes light and anti-Stokes light in which a plurality of waveguide modes are involved, and which are generated in a mu...  
WO/2019/144499A1
A terahertz driving device (200) for driving a terahertz transmitter to produce a terahertz signal. The device comprises: a signal generation module (230) for producing a sine wave signal; a signal conversion module (240) for converting ...  
WO/2019/145322A1
A laser device (100), being configured for generating laser pulses by Kerr lens based mode locking, comprises a laser resonator (10) with a plurality of resonator mirrors (11.1, 11.2, 11.3) spanning a resonator beam path (12), a solid st...  
WO/2019/146650A1
A laser device comprising a multimode fiber that guides a laser beam, wherein the incidence of four-wave mixing is minimized. This laser device (1) comprises: a multimode fiber (LDF) that guides laser light generated by a laser; and a hi...  
WO/2019/144609A1
A saturable absorber, comprising a substrate and metal ion modified black phosphorus nanosheets which are provided on the surface of the substrate, the metal ions and the black phosphorus nanosheets reacting with each other by means of s...  
WO/2019/146627A1
A laser device (1) is provided with a laser delivery fiber (LDF), which is a multimode fiber, and a filter (F), which is a filter device. The filter (F) is configured so that the loss of light that is generated in the laser delivery fibe...  
WO/2019/143433A1
Disclosed is a laser discharge chamber in which useful lifetime is extended by local electrical tuning using one or a combination of design of the chamber internal geometry, placement and distribution of components within the chamber suc...  
WO/2019/101886A3
A laser marking system for marking a product comprising a laser source for providing a laser beam, a marking head for projecting the laser beam on to the product, a housing comprising an extraction device configured to generate a flow of...  
WO/2019/142944A1
Provided are: a carbon isotope analysis device in which the partial pressure of carbon dioxide isotopes in a gas that is sent into an optical resonator is high and which allows high-sensitivity performance and high-precision analysis; an...  
WO/2019/141757A1
The method according to the invention for generating amplified output laser pulses (21, 22, 23) having individually predefined pulse energies and/or shapes at individually predefined points in time (t1, t.2, t.3) at an output (3) compris...  
WO/2019/143136A1
Embodiments of the present invention provide a device and method for implementing a laser light source having a narrow linewidth by using phase noise compensation, wherein: a laser light source having high operational stability and a nar...  
WO/2019/138143A1
The present invention relates to a method for obtaining a graphene nanomesh, comprising irradiation of a graphene surface with ultrafast laser radiation in the presence of oxidative species, in which a laser radiation energy pulse of a p...  
WO/2019/139959A1
Broadly, this disclosure discloses various computing technologies that include a processor in communication with an imaging device and with an illumination device. The processor receives a set of imaging data from the imaging device such...  
WO/2019/138192A1
The invention relates to a system and a method for generating high-power laser pulses with very high repetition rate. According to the invention, the laser system includes an oscillator (1) capable of generating a source laser beam compr...  
WO/2019/135915A1
External cavity laser systems are described that can operate with essentially no mode hopping. One example configuration of the laser system includes a semiconductor laser device, a folded cavity external to the semiconductor laser devic...  
WO/2019/135197A1
The disclosed light directing article comprising a plurality of optical elements, a first continuous region comprising having a first light directing property, a plurality of second discontinuous regions, surrounded at least in part by t...  
WO/2019/134111A1
Provided is a mid-infrared optical fiber laser, comprising a pump source (1), a lens assembly (2), and a resonant cavity; the lens assembly (2) is placed between the pump source (1) and the resonant cavity; the pump source (1) is used fo...  
WO/2019/050492A3
The invention relates to the accouplement of the fiber replicator insulators (11) which enable the red laser connection and also protect the system components by guiding the retro-reflecting laser beam (17) in a separate line, during cut...  
WO/2019/129917A1
The invention concerns an apparatus and its use for laser welding. A laser welding apparatus comprises at least one first laser device (30), each providing at least one first optical feed fiber (32) with a first laser beam; at least one ...  
WO/2019/130551A1
The present invention comprises: a first dielectric multilayer film (15) disposed on one of two end surfaces of a core (11), a first inner cladding (12), a first outer cladding (13), and a second outer cladding (14), the first dielectric...  
WO/2019/132520A1
Provided are an apparatus for output control of a laser light source, which can prevent an accident due to a failure of the laser light source while increasing hours of use thereof, and a laser pointer including the same. The output cont...  
WO/2019/132978A1
An apparatus is disclosed for generating electromagnetic waves such as terahertz waves. The apparatus may comprise a finger structure having a plurality of conductive lines, wherein at least two of the plurality of conductive lines is se...  
WO/2019/131971A1
This optical fiber can propagate at least 1060 nm wavelength light through a core in at least the LP01 mode and the LP11 mode, wherein the difference Δβ between the propagation constant of light in the LP01 mode and the propagation con...  
WO/2019/131970A1
This optical fiber can propagate light of at least some of wavelengths 1000-1100 nm through a core in at least the LP01 mode and the LP11 mode, and is characterized in that the difference between the propagation constant of light in the ...  
WO/2019/128493A1
Disclosed in the present invention are a filtering method for frequency acquisition, a device, a computer readable storage medium, and a laser. The filtering method for frequency acquisition comprises: consecutively acquiring time interv...  
WO/2019/133436A1
The present application is directed to various architectures of a laser oscillator which include an optical element, reflective, refractive, or diffractive injection device for injection seeding and/or locking a laser oscillator.  
WO/2019/132732A1
The invention relates to laser technology, and more particularly to methods and devices for projecting an image with laser-enhanced brightness, and can be used to produce dynamic video images having large dimensions and high brightness o...  
WO/2019/124637A1
The present invention relates to a high contrast ratio long term stabilization system for an optical pulse amplitude modulator and a method therefor, the system comprising: a pulse light source generator for generating a pulse light sour...  
WO/2019/123516A1
This laser device is provided with: an excitation light source that outputs excitation light; a laser crystal arranged on an optical path of the excitation light; a first monitoring device arranged on the optical path of transmitted exci...  
WO/2019/120001A1
Disclosed are a laser and a control method therefor. The method comprises: acquiring a maximum amount of heat that is allowed to be continuously output by a laser during a preset duration and a laser output power represented by a control...  
WO/2019/120186A1
An optical parametric oscillator comprises a fundamental-frequency ultra-short pulse laser (1) and a fundamental-frequency regenerative amplifier (2). An optical parametric oscillation cavity is configured in a regeneration cavity of the...  

Matches 101 - 150 out of 56,390