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WO/2022/081917A1 |
The subject matter of this specification relates to a light detection and ranging (LiDAR) device that comprises, in some implementations, a pulsed-laser source configured to generate a pulsed optical signal, a continuous wave (CW) laser ...
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WO/2022/076147A1 |
An apparatus includes a diffractive grating (108) configured to receive multiple output beams (104) from an array (102) of laser sources (103). The apparatus also includes one or more optical elements (114, 116) configured to receive, di...
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WO/2022/076943A1 |
Devices, systems, and methods for generating ultraviolet lasers are disclosed. Schematics and arrangements of a combination structure implementation that often uses an intra-cavity second harmonic generation (SHG) element and a UV extrac...
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WO/2022/075553A1 |
A miniature optical sensing device for determining distance to an object and velocity of the object, and identifying the shape and structure of the object, for example, a solid-state LIDAR, and a method for determining distance to an obj...
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WO/2022/076799A1 |
A beam-shaper for transforming a MM beam with the flattop intensity distribution profile includes an end block which is fused to a downstream end of a fiber outputting the MM beam along a path within a laser head. The beam-shaper further...
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WO/2022/073065A1 |
The disclosure relates to a substituted cyclooctatetraene triplet excited-state quencher compound of Formula (I): wherein: Z is a wide band gap moiety; L is a non-conjugating linker group; each R, which may be the same or different, is a...
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WO/2022/072088A1 |
An apparatus for a light source includes: an electrical insulator that defines a channel; a gasket that surrounds at least a portion of the electrical insulator; and a shield between the channel and the gasket. The channel is configured ...
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WO/2022/068676A1 |
An optical fiber amplification apparatus, comprising a light receiving port (201), a first light output port (202), a second light output port (203), a gain medium (204), a pump laser (205), a reflection film (206), and a transmission an...
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WO/2022/065407A1 |
This method for laser processing a processing target comprising at least one sheet of metal foil includes a step of supplying pulsed excitation energy to a laser medium to generate laser light, and a step of shining the laser light onto ...
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WO/2022/064832A1 |
This fiber laser device comprises: an excitation light source that outputs first excitation light of a first wavelength; an excitation light source that outputs second excitation light of a second wavelength; an amplification fiber havin...
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WO/2022/061154A1 |
The described methods and devices minimize or reduce the effects of the leading amplified spontaneous emission component of an optical pulse in optical multi-pass amplifier systems. One multi-pass optical amplifier includes a gain medium...
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WO/2022/057710A1 |
The present application relates to a laser pulse shaping apparatus and method, and a pulse shaper and an optical system. The laser pulse shaping apparatus comprises: a pulse shaper, which is arranged on a device light path connected to a...
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WO/2022/058047A1 |
The invention relates to a laser beam casing (1) for airtight encapsulation of a high-power laser beam (2), comprising a housing (3) made of a thermally conductive material, and at least one cavity (5) which can be closed in an airtight ...
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WO/2022/060995A1 |
An optical device includes: a first connector for a first optical fiber that transmits a first laser beam from a first laser source; a second connector for a second optical fiber that transmits a second laser beam from a second laser sou...
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WO/2022/057241A1 |
Disclosed are an electro-optical modulation apparatus and a laser resonant cavity. The electro-optical modulation apparatus is used in a laser resonant cavity, and the electro-optical modulation apparatus comprises: a crystal mounting bo...
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WO/2022/057695A1 |
A spectral broadening device for a laser pulse, comprising: an energy control module, a chirp adjustment module and a spectral broadening module which are connected in sequence. The energy control module is connected to an output port of...
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WO/2022/057709A1 |
The present application relates to a laser pulse energy amplification apparatus and method, and a femtosecond laser. The laser pulse energy amplification apparatus comprises a nonlinear pulse amplifier and a pulse shaper which are succes...
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WO/2022/054860A1 |
The purpose of the present invention is to provide a light source in which RIN and ripple are simultaneously suppressed, a light source device, a method for driving a light source, and a Raman amplifier and a Raman amplification system i...
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WO/2022/054287A1 |
To produce a single-polarization rare-earth-added optical fiber, there was the problem that it was difficult to improve manufacturability and economic efficiency because it was necessary to implement stress distribution control on the ba...
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WO/2022/054180A1 |
This band narrowing gas laser apparatus comprises: a band narrowing apparatus including a wavelength dispersion element; an output coupling mirror; a laser chamber disposed on the optical path of an optical resonator composed of the band...
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WO/2022/053250A1 |
The invention relates to a method for projecting visual objects into the surroundings of a movable device, in particular of a vehicle, comprising the step of radiating electromagnetic radiation pulses (32) in the visible spectral range i...
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WO/2022/054119A1 |
This band-narrowing module is provided with: a housing; a prism disposed in an internal space of the housing and transmitting light; a mounting unit disposed in the internal space and on which the prism is mounted; a fixing unit disposed...
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WO/2022/055564A2 |
An optical tweezer phonon laser system and method for modulating mechanical vibrations of an optically levitated mechanical oscillator to produce coherence is disclosed. A feedback loop is configured to simultaneously supply an electro-o...
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WO/2022/055938A1 |
A first layer, a first spacer layer, and a second layer of a semiconductor wafer can be etched to produce a plurality of columnar structures extending from the substrate layer and including a first optical cavity situated about the first...
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WO/2022/053776A1 |
An erbium fiber laser (10) produces a beam of ultrashort laser pulses having a center wavelength greater than 780 nanometers, an average power greater than 0.5 watt, and a spectral bandwidth compressible to a pulse duration of less than ...
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WO/2022/053775A1 |
An erbium fiber laser (10) produces a beam of ultrashort laser pulses having a center wavelength greater than 780 nanometers, an average power greater than 0.5 watt, and a pulse duration less than 200 femtoseconds. The fiber laser (10) i...
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WO/2022/053924A1 |
Passively Q-switched lasers and short wave infrared (SWIR) electro-optical systems including such lasers. A passively Q-switched laser may include a gain medium (GM) having a stimulated emission cross section σSE, a saturable absorber (...
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WO/2022/055654A1 |
An apparatus for and method of determining a fluorine concentration in a mixed gas includes a detector that supplies a measure of fluorine concentration on the basis of the amount of oxygen generated in a reaction involving the fluorine ...
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WO/2022/054836A1 |
Provided is a light source system with which an adjustment of the light axis between units can be performed easily. This light source system includes a second unit for detecting a light axis and adjusting and/or monitoring a laser ligh...
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WO/2022/049431A1 |
A targeting receiver operates with beam emitters. Each emitter generates coherent beams directed towards a target as a composite beam having an associated signature. For each composite beam, the target reflects a proportion of radiation ...
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WO/2022/048481A1 |
A strong field pulse device having an ablation pre-pulse and an implementation method thereof are provided. A laser beam-splitting device is inserted between a first-stage amplifier and a second-stage amplifier in an amplifier bank. A fi...
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WO/2022/049429A1 |
A first transceiver has a beam emitter that generates first coherent beams, and first optics that direct the first coherent beams towards a target and collect radiation reflected from the target. A second transceiver has a beam emitter t...
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WO/2022/051111A1 |
A system including an erbium doped fiber amplifier (EDFA), comprising a length of erbium doped fiber having a first end and a second end, an isolator wavelength division multiplexer (IWDM) comprising an output optically connected at an o...
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WO/2022/050072A1 |
A laser device comprises: a rod-shaped laser medium extending along a first direction; a first light source unit that includes a first base having a first notch through which the laser medium is passed, and a plurality of excitation ligh...
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WO/2022/049692A1 |
A solid-state laser system according to an aspect of the present disclosure is provided with: a first non-linear crystal for generating a first wavelength-converted light on the basis of first laser light output from a first laser device...
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WO/2022/051258A1 |
An optical data communication system includes a plurality of resonator structures and a laser array that includes a plurality of lasers optically connected to the plurality of resonator structures. Each resonator structure has a respecti...
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WO/2022/050071A1 |
This laser device comprises: a first light source unit including a rod-shaped laser medium extending along a first direction, a first base, and a plurality of excitation light sources attached to the first base; a second light source uni...
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WO/2022/044088A1 |
The purpose of the present invention is to enable gain compensation with a simple configuration without adding a new external device. The present invention is a rare earth-added fiber which has a core to which rare earth is added and c...
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WO/2022/046687A1 |
A miniature, micrometer-accuracy, three-dimensional (3D) position-to-optical displacement sensor that has at least one extrinsic Fabry-Perot interferometer (EFPI) in Z direction and a series of plasmonic metasurface resonators with disti...
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WO/2022/044846A1 |
A wireless power supply system having a transmission unit and a reception unit and supplying power to the reception unit by supplying light, wherein the problem is addressed of providing a wireless power supply system, and the reception ...
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WO/2022/046575A1 |
Devices, systems, and methods for generating high power flattop laser beams are disclosed. Schematics and arrangements of diodes, fast axis and slow axis cylindrical lens arrays, collimation lenses, and other optics are described and dis...
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WO/2022/046194A1 |
A beam combiner array assembly including an array block having a back wall and a front surface and a plurality of aligned and sealed channels extending from the back wall to the front surface. A lens array including a plurality of lenses...
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WO/2022/040781A1 |
A figure-8 laser is configured in which gain in the uni-directional loop can be removed while maintaining mode-locked operation with gain only in the bi-directional nonlinear amplifying loop. Simplified self-starting by turning off pump ...
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WO/2022/046402A1 |
Apparatus for and method of aligning optical components such as mirrors to facilitate proper beam alignment using an image integration optical system is used to integrate images from multiple optical features such as from both left mirro...
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WO/2022/044308A1 |
A laser apparatus (100) comprises: a first optical element (51) and a second optical element (52); a first actuator (512) that changes a first wavelength component included in pulsed laser light by changing the posture of the first optic...
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WO/2022/043021A1 |
The invention relates to an optical system comprising: a laser source (1) which generates pulsed laser radiation consisting of a temporal sequence of laser pulses; and at least one pulse compression device (3) which is located in the bea...
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WO/2022/046195A1 |
A method for assembling a beam combiner array including providing an array block having a back wall, a front surface and a plurality of aligned channels extending from the back wall to the front surface, where a bore extends through the ...
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WO/2022/047378A1 |
One or more optical resonators are coupled to an optical waveguide in sequence. Each of the resonators includes a corresponding modulator. A signal controller is configured to electrically drive each modulator with a corresponding compos...
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WO/2022/044144A1 |
The present disclosure pertains to a wavelength conversion device with which laser light having a stable output immediately after switching the laser light from continuous oscillation to pulse oscillation is obtained. The wavelength conv...
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WO/2022/039073A1 |
An optical amplification fibre is provided with at least one core part to which a rare earth element is added, an inside cladding part that surrounds the core part and that has a refractive index lower than the maximum refractive index o...
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