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WO/2023/119749A1 |
A laser medium unit (2) comprises: a laser gain medium (10) formed in planar shape and having a first surface (10a) and a second surface (10b), the laser gain medium (10) generating emitted light (L2) when irradiated with excitation ligh...
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WO/2023/119279A1 |
A system comprises a probe laser device configured to transmit a probe pulse towards an object, thereby obtaining a reflected probe pulse, a reorientation module including a film polarizer, a medium and a phase conjugate mirror, wherein ...
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WO/2023/110288A1 |
The invention relates to a device for generating laser pulses. The aim of the invention is to allow a molecular vibration frequency range of 0-700 cm-1 to be achieved which is of great interest for a number of applications of coherent Ra...
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WO/2023/112839A1 |
A first optical combiner 4A comprises: a plurality of first input optical fibers 10 each including a core 11, a first cladding 12a that surrounds the core 11 and has a lower refractive index than the refractive index of the core 11, a se...
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WO/2023/111506A1 |
A laser system comprising a gain medium configured to amplify incident electromagnetic radiation and a nonlinear optical element configured to convert electromagnetic radiation amplified by the gain medium to a shorter wavelength. The la...
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WO/2023/112186A1 |
This device for measuring carrier-envelope phase is provided with a first nonlinear optical crystal, a birefringent crystal, and a polarization plate. The first nonlinear optical crystal produces a first light which is a harmonic of inci...
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WO/2023/109805A1 |
An optical fiber amplifier (400, 500, 600, 701, 704, 711, 714, 803, 804, 805, 816, 817, 818) and a method for amplifying an optical signal. The optical fiber amplifier (400, 500, 600, 701, 704, 711, 714, 803, 804, 805, 816, 817, 818) com...
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WO/2023/109721A1 |
A compression-refrigeration fiber laser, provided with a shell, an optical part, a compression refrigeration device, and a photoelectric interface part. The structures and the relative position of the fiber laser and the compression refr...
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WO/2023/112308A1 |
This laser system is provided with: a first laser for outputting continuously-oscillating first laser light; a variable optical intensity controller for pulsing the first laser light to output first pulsed laser light; a modulator for wi...
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WO/2023/115055A2 |
There are provided methods and system for providing high power, high brightness, visible laser source and laser beams. There are provided methods and systems of a direct conversion of poor beam quality visible laser light sources into a ...
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WO/2023/114139A1 |
Methods for determining sensor channel location in distributed sensing of fiber-optic cables are disclosed. In one method, three or more Fiber Bragg-Gratings (FBGs) connected in series by a standard telecommunication fiber and interrogat...
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WO/2023/108835A1 |
A solid laser (100) and a solid laser system. The solid laser comprises: a laser emission module (101), a reflection module (102), a refraction module (103), a coupling module (104) and a transmission optical fiber (105), which are seque...
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WO/2023/108834A1 |
A solid laser (100) and a solid laser system (200). The solid laser comprises: a laser emission module (101), a reflection module (102), a coupling module (103) and a transmission optical fiber (104), which are sequentially arranged in t...
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WO/2023/107298A1 |
A nonlinear crystal 300 including stacked strontium tetraborate SrB4O7 (SBO) crystal plates 335-1/2/3/4 that are cooperatively configured to create a periodic structure for quasi-phase-matching (QPM) is used in the final frequency doubli...
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WO/2023/103630A1 |
Provided are a high-power sum-frequency laser generation method and system, and a related phase modulation method. The method comprises: two single-frequency lasers (1, 2) outputting two single-frequency seed laser beams; and using two d...
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WO/2023/106511A1 |
A ToF sensor device according to an embodiment of the present invention comprises: a light source which emits light toward an object; a first driving unit which outputs a first driving signal causing the light source to emit the light in...
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WO/2023/106348A1 |
According to the present invention, a light source comprises: a seed light source that outputs incoherent seed light that has a prescribed band; and a booster amplifier that is a semiconductor optical amplifier that optically amplifies t...
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WO/2023/102755A1 |
An optical amplification system that includes a combiner and an active fiber. The combiner is configured to receive and combine an input signal and an excitation signal. The active fiber is configured to receive the input signal and the ...
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WO/2023/102769A1 |
A method, device, system, apparatus, a package, an optical device, an Erbium-doped fiber amplifier (EDFA), and a wavelength division multiplexer (WDM) as substantially described herein.
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WO/2023/098221A1 |
A light beam generation method, apparatus, and device, a storage medium, and an electronic device. The method comprises: obtaining an initial light beam, the light spot shape of the initial light beam being an initial shape (S202); perfo...
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WO/2023/099396A1 |
The invention relates to a method for producing a semiconductor structure (15), comprising the following steps: - providing a growth substrate (1), - epitaxially depositing an InGaN semiconductor layer (2) comprising InGaN over or on the...
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WO/2023/100293A1 |
An optical pulse stretcher for stretching the pulse width of pulsed laser light, the optical pulse stretcher comprising: a polarizer that separates a component of incident pulsed laser light that has a specific polarization direction; de...
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WO/2023/097497A1 |
A light source module, a detection device and a terminal device. The light source module comprises a light source assembly (201) for emitting an optical signal, a refrigeration assembly (202) stacked with the light source assembly (201),...
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WO/2023/101704A1 |
An optical device provides nonlinear spectral broadening of laser pulses of a laser beam having a spatially varying intensity profile. The device comprises a nonlinear optical element and an optical path difference compensator. The nonli...
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WO/2023/099705A1 |
A cascaded slow light amplifier and a system comprising such amplifier is described. The amplifier includes a unit wherein each unit comprising of at least one host crystal doped with ions and optically prepared to provide at least one a...
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WO/2023/095219A1 |
This pulse expander comprises: a beam splitter for splitting a pulsed laser beam in two; a plurality of first concave mirrors that are arranged side by side in a prescribed direction; and a plurality of second concave mirrors that are ar...
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WO/2023/096734A1 |
A nonlinear crystal grating assembly including two integral nonlinear crystal grating structures having inverted crystal axes and having parallel spaced-apart mesas with predetermined mesa widths arranged such that, when assembled in an ...
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WO/2023/093975A1 |
A photonic assembly, a laser setup comprising said photonic assembly and a method for performing frequency-modulated continuous-wave light detection and ranging using said laser setup are disclosed. The photonic assembly (1) comprises an...
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WO/2023/096767A1 |
A metrology apparatus includes: a probe apparatus configured to produce a probe in a vicinity of an optical element that is in fluid communication with a gain medium of a gas discharge chamber and is exposed to one or more dust particles...
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WO/2023/096043A1 |
Disclosed is a portable distance measurement device for measuring the distance to an object using a laser. The portable distance measurement device comprises: a housing; an objective lens module, an optical image stabilization (OIS) lens...
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WO/2023/096818A1 |
Disclosed herein are methods, devices, and systems for treating lens protein aggregation diseases. A system is disclosed that includes a source of light energy that emits one or more beams of light energy, a focuser for focusing the one ...
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WO/2023/089673A1 |
A laser apparatus according to an aspect of the present disclosure comprises: an oscillator that emits laser light (Lp); an amplifier (30a) that amplifies the laser light (Lp) within a chamber (32) including a pair of discharge electrode...
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WO/2023/091143A1 |
Techniques to passively suppress or otherwise reduce stimulated Brillouin scattering (SBS) in a pumped fiber laser system. The system can be co-pumped with a tandem pumping technique, and counter-pumped with the direct diode pumping meth...
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WO/2023/088544A1 |
The invention relates to a back reflection protection by means of destructive interference of a returning laser pulse. A forward laser pulse (30) is subdivided, a first forward laser pulse portion (30a) passes, unlike a second forward la...
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WO/2023/091013A1 |
According to a first example of the disclosure, an X-ray radiation generating system using inverse Compton scattering is proposed. The system according to the disclosure at least comprises a laser device structured for generating a beam ...
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WO/2023/091849A1 |
A Q-switched gas laser apparatus with bivariate pulse equalization includes a gas laser, a sensor, and an electronic circuit. A Q-switch that switches the laser resonator between high-loss and low-loss states to generate a pulsed laser b...
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WO/2023/084707A1 |
In a multi-core optical fiber transmission system, it is sometimes difficult to connect a multi-core optical transmission path with a multi-core optical amplifier. Thus, a light amplification device of the present invention comprises: a ...
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WO/2023/085012A1 |
A method for producing a composite optical ceramic element which includes a first ceramic section and a second ceramic section joined to the first ceramic section, said method involving: a first step for preparing a first powder which co...
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WO/2023/084066A1 |
The present invention relates to a mode field adapter (1) for adapting a mode field of an input fibre (2) to the mode field of an output fibre (3), comprising a mode field adapter fibre (14), wherein the mode field adapter fibre (14) com...
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WO/2023/084905A1 |
A laser processing device (10) includes: a controller unit (11), a light source unit (12), and a head unit (13). The light source unit (12) includes a laser light source (44), a light-source drive circuit (43), and a light-source control...
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WO/2023/083456A1 |
The invention relates to a device (1) for optically modulating a laser beam (2), comprising a device housing (3) and a cooling device. The device housing (3) comprises a housing wall (4) and an optical element (6), situated in the interi...
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WO/2023/079155A1 |
Provided is a multipass arrangement (14) having a first mirror (16a) and a second mirror (16b) arranged on a central axis (1000) of the multipass arrangement (14), wherein the multipass arrangement (14) is adapted such that a laser radia...
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WO/2023/080205A1 |
An optical element according to an embodiment comprises: a laser medium; a first intermediate layer provided on the laser medium; a first metal layer that is formed on the first intermediate layer and contains a Group 4 element or a Grou...
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WO/2023/080242A1 |
An optical element according to an embodiment comprises a first optical member which is formed from a single crystal, a ceramic, or glass, and to which an emission center excited by control light is added, a first diffraction grating bei...
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WO/2023/078387A1 |
An ultrafast wide-field quantum sensing device using a neuromorphic event-based vision sensor includes a laser (10) generating a laser beam, a dichroic mirror (12) directing the laser beam onto a diamond sample (14) and passing the laser...
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WO/2023/073379A1 |
According to aspects of the disclosure, an apparatus, system and method for providing a light-matter interface for enhancing transitions that generate single photons is provided. The apparatus comprises: a first reflective surface; a loc...
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WO/2023/074981A1 |
The present invention relates to a vapor cell and a vapor cell temperature control system and, more specifically, to a vapor cell and a vapor cell temperature control system, wherein the temperature of the vapor cell is controlled withou...
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WO/2023/076437A1 |
A fully programmable laser field shaping apparatus that can configure a beam of laser pulses in both shape and time to generate laser pulses with varying spatio-temporal profiles for adaptive nonlinear optical propagation. The laser fiel...
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WO/2023/076256A1 |
This work relates to a geometric-phase metasurface combined with a fluidic circuit for tuning the properties of the metasurface (especially its diffraction efficiency). We consider two aspects of particular interest: A) Dynamic on-demand...
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WO/2023/070855A1 |
Disclosed in the present invention is an orbital angular momentum mode sensing demodulation method. The method comprises the following steps: S1, after a light beam with a single wavelength, which is provided by a tunable laser device, e...
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