A laser processing apparatus includes a support part, a light source, a spatial light modulator, a converging part, and a controller. The controller controls the spatial light modulator so that laser light is branched into a plurality of rays of processing light including 0th-order light and a plurality of converging points for the plurality of rays of processing light are located at positions different from each other in a Z direction and an X direction, and controls at least one of the support part and the converging part so that the X direction coincides with an extension direction of a line and the plurality of converging points move relatively along the line. The controller controls the spatial light modulator so that a converging point of the 0th-order light is located one side with respect to a converging point of non-modulated light of the laser light, in the X direction.

A method for cutting a glass element (2) with a processing laser (4) is intended to enable a particularly simple process sequence with a high degree of reliability and a low level of equipment expenditure. For this purpose, according to the invention, the processing laser (4) is operated in a first processing step as a perforation laser, with which a perforation (12) is produced in the glass element (2) along an intended cutting line (8), whereby the processing laser (4) is operated in a second processing step with a modified laser beam (14) as a separating laser, with which a splitting of the filaments (6) forming the perforation (12) is effected.

Method for manufacturing a spray partition pierced with a network of holes through which a fluid product passes under pressure so as to be broken into fine droplets, the process comprising the following steps: a) providing a laser source (S) able to produce a laser beam (F), b) forming the laser beam (F) into an array of parallel partial laser beams (Fp), c) directing the array of parallel partial laser beams (Fp) so as to strike a membrane (P0), d) letting the array of parallel partial laser beams (Fp) strike the membrane (P0) with a view to piercing a network of holes into it (O1), so as to obtain a spray partition pierced with a network of holes,
characterised in that the entirety of the holes of the spray partition are pierced, consecutively, by a plurality of arrays of partial laser beams.

A method for producing an active part (1) for a rotary electric machine (101), comprising the following steps: providing a core (2) for the active part (1) and shaped conductors (6) inserted into the core; joining together, in each case, two of the end areas (9) so that the two end areas (9) form a pair (10); and welding each pair (10) of the end areas (9) by means of a laser beam which is guided on the end areas (9) of the pair (10) along a first trajectory (13).

A processing apparatus using laser according to an embodiment includes a stage configured to hold a plurality of substrates on concentric circles and rotates around a center of the concentric circles, and a laser irradiation apparatus capable of moving in a radial direction of the concentric circles, the laser irradiation apparatus including a control unit configured to control an output of an infrared pulsed laser so that a plurality of laser spots adjacent to each other are separated from each other.

A laser processing system according to an embodiment of the present invention includes: a laser unit emitting a laser beam; an optical unit disposed on a propagation path of the laser beam and modulating the incident laser beam into a Bessel beam; a stage on which a workpiece to be processed with the Bessel beam emitted from the optical unit is mounted; and a control unit for controlling the operations of the laser unit, the optical unit, and the stage, wherein the optical unit is configured to position the focus line of the emitted Bessel beam on the workpiece and to move the focus line positioned on the workpiece with a predetermined range.

A laser processing system according to an embodiment of the present invention includes: a laser unit emitting a laser beam; an optical unit disposed on a propagation path of the laser beam and modulating the incident laser beam into a Bessel beam; a stage on which a workpiece to be processed with the Bessel beam emitted from the optical unit is mounted; and a control unit for controlling the operations of the laser unit, the optical unit, and the stage, wherein the optical unit is configured to position the focus line of the emitted Bessel beam on the workpiece and to move the focus line positioned on the workpiece with a predetermined range.

The present invention is related to a thermal laser evaporation system (10), the thermal laser evaporation system (10) comprising: a laser light source (30) for providing a thermal laser beam (34) for evaporating one or more materials (22) from a source (20); a thermal laser beam shaping system (40) comprising a collimation lens (42) and a focusing lens (44) for directing the thermal laser beam (34) onto the source (20); a vacuum chamber (12); a vacuum window (14) for conducting the thermal laser beam (34) into the vacuum chamber (12); and an aperture (16) arranged within the vacuum chamber (12) between the vacuum window (14) and the source (20).

Further, the present invention is related to a method of providing a thermal laser beam (34) at a source (20) in order to evaporate one or more materials (22) from the source (20); the method comprising the steps of: providing a thermal laser beam (34); directing the thermal laser beam (34) via a thermal laser beam shaping system (40) comprising a collimation lens (42), a shaping device (60) and a focusing lens (44) into a vacuum chamber (12) comprising a vacuum window (12) for conducting the thermal laser beam (34) into the vacuum chamber (12) and through an aperture (16) arranged within the vacuum chamber (12) at the source (20).

The present invention is related to a thermal laser evaporation system (10), the thermal laser evaporation system (10) comprising: a laser light source (30) for providing a thermal laser beam (34) for evaporating one or more materials (22) from a source (20); a thermal laser beam shaping system (40) comprising a collimation lens (42) and a focusing lens (44) for directing the thermal laser beam (34) onto the source (20); a vacuum chamber (12); a vacuum window (14) for conducting the thermal laser beam (34) into the vacuum chamber (12); and an aperture (16) arranged within the vacuum chamber (12) between the vacuum window (14) and the source (20).

Further, the present invention is related to a method of providing a thermal laser beam (34) at a source (20) in order to evaporate one or more materials (22) from the source (20); the method comprising the steps of: providing a thermal laser beam (34); directing the thermal laser beam (34) via a thermal laser beam shaping system (40) comprising a collimation lens (42), a shaping device (60) and a focusing lens (44) into a vacuum chamber (12) comprising a vacuum window (12) for conducting the thermal laser beam (34) into the vacuum chamber (12) and through an aperture (16) arranged within the vacuum chamber (12) at the source (20).

A laser processing apparatus includes a spatial light modulator for inputting laser light output from a laser light source and outputting laser light after phase modulation by a hologram, and a control unit for presenting, on the spatial light modulator, the hologram for focusing the laser light after the phase modulation output from the spatial light modulator on a plurality of irradiation points in a processing object by a focusing optical system. The control unit controls light intensities of at least two irradiation points included in the plurality of irradiation points independently of each other.