1. Laser beam soldering of aluminium alloys

2. Method for stabilizing a laser beam

3. Laser head of a laser beam processing machine comprising alternating nozzles

4. Laser beam aligning unit and laser treatment device for treating a material

5. Device for ablating material using a laser beam

6. Laser Beam Attenuators Our laser beam Attenuators provide high resolution intensity control without introducing a gradient in the intensity distribution or a change in the beam propagation direction

7. A first acousto-optic deflector receives a laser beam.

8. Long range laser scanning by sending out a pulse that's a laser beam of light.

9. Multi-beam optical afterheater for laser heated pedstal growth

10. (Laughter) I have solidified the beam of the laser pointer.

11. Apparatus for stabilizing a laser beam includes an acoustooptic cell (12) which receives an input laser light beam and produces an undiffracted, or zero-order, light beam and a diffracted beam in response to an RF signal at a predetermined frequency.

12. The primary function of the optical transmit antenna is to collimate far-field divergence of the laser beam and reduce the size of the laser beam in .

13. A laser beam sinters (melts) the gold flour locally in an extremely small point, and any shape may be ‘drawn’ precisely with the laser beam, in three dimensions.

14. Each grating deviates a laser beam by a predetermined angle of deviation.

15. Laser frequency stabilization derived from Cr atomic beam laser induced fluorescence is a good way to solve excursion of laser frequency in Cr atom lithography.

16. The laser-based scanning subsystem (36) includes a galvanometer mirror (32) for scanning a laser beam along the X-direction.

17. A laser output beam (16) is directed into an acousto-optic cell (22).

18. During surgery, doctors sometimes use a laser beam to vaporize tiny blood vessels.

19. In this OPU, we use a triplet lens to collimate the laser beam.

20. Our high resolution laser beam Attenuators control intensity without introducing a gradient in the distribution or a change in beam direction.

21. Laser beam emitting device which projects right angles for construction and home improvement purposes

22. To do so, the laser beam is controlled by an amazingly complex guidance system.

23. A laser beam aimed at the middle of the chamber is tuned to just the right frequency that an atom moving towards it will absorb a photon of the laser beam and slow down.

24. Apparatus for adjusting the direction of a light beam emitted by a laser tube

25. At an altitude of 1,000 m a laser beam has a diameter of approximately 25cm.

26. A laser beam is focused so it is not radially aligned through the stent's center.

27. The apparatus includes a laser, an acousto-optic modulator and an optical beam director system.

28. Method for severing brittle flat materials by laser beam, with traces produced prior to separation

29. This system effectively combines several individual laser beams coherently into a single beam in phase.

30. The invention relates to a method for operating a laser engraving device (1) for engraving printing or embossing molds (2), wherein a surface of the printing or embossing molds (2) is separated into a plurality of surface points to be engraved, having a laser (10.1), having an acoustooptical or electrooptical modulator (11.1) connected downstream from the laser (10.1) for laser beam deflection, wherein a laser beam path leads from the modulator (11.1) into an absorber (12), wherein another laser beam path leads to a surface point (OP1) on the surface (20) of the printing or embossing mold (2) to be engraved, and wherein the laser beam on the other laser beam path experiences a deflection, or a further deflection, thus at least one further laser beam path being formed, which leads to at least one further surface point (OP2) also on the surface (20) of the printing or embossing mold (2).

31. Then, a laser beam is used to identify X (female) sperm from Y (male) sperm.

32. In powder-fed directed-energy deposition, a high-power laser is used to melt metal powder supplied to the focus of the laser beam.

33. There is provided a high power laser drilling system utilizing an electric motor laser bottom hole assembly having the high power laser beam traveling within the electric motor for advancing a borehole.

34. 10 Calibration is done insitu using a chopped laser beam to provide a known heat increment.

35. The invention relates to a method for laser beam soldering aluminium alloys in which the joins are coated with a material that absorbs laser energy.

36. A laser beam is directed to the cornea that has power sufficient for ablating corneal material.

37. 16 What if you could generate your own solar wind with laser and particle beam technology?

38. Howie Glatter's brightest laser Collimator, this Single Green Beam 532 nm Laser Collimator is best suited for daytime collimation or with greater amounts of ambient light

39. The frequency was calibrated using an acousto-optic modulator to frequency shift part of the laser beam.

40. The laser beam is directed in the X and Y directions with two high frequency scanning mirrors.

41. Ciraud (1972) considered magnetostatic or electrostatic deposition with electron beam, laser or plasma for sintered surface cladding.

42. Absorbers Laser beam sources are sometimes operated under full load (servicing, special operating modes), without the emitted laser radiation being utilized immediately for a processing task

43. Laser ablation is the process of removing material from a solid surface by irradiating it with a laser beam, achieving a smoother and more defined edge.

44. Laser machining center having a photo-acoustic measuring head in the beam guide containing a gas atmosphere

45. In the drum type laser typesetter, the screw with laser beam heads moves continuously when the drum is rotating and the film is scanned line by line.

46. Ophthalmic system and method particularly suited to providing a laser probe beam for a Hartmann-Shack ophthalmic aberrometer.

47. In laser beam lightshows, swirling, darting, twisting multi-coloured laser beams are choreographed to music, and sometimes the 3-D imagery of holography is used for special effects.

48. Among the many devices utilising Biconcave lenses are laser beam expanders, optical character readers, viewers and projection systems.

49. A divergence of the laser beam can also be adjusted dynamically and in concert with the spot size.

50. A compact acousto-optical modulator is used to modulate a green laser beam used to produce the image.

51. Acoustic emission (AE) has been used by several authors to determine weld quality of laser beam welded samples.

52. A laser treatment device (100) can comprise said type of laser beam aligning unit (10) and also or alternatively a distribution device (60) for distributing an ectoine solution.

53. We have used an acousto-optic modulator (AOM) to impose a frequency-modulated signal on an incident laser beam.

54. The microphone also picks up background acoustic waves caused by the laser light beam going trough the cavity wall.

55. A laser-ablation ion source is provided for generating a low energy ion beam having low longitudinal and transverse emittance.

56. The selective photoionization is accomplished by circular or linear parallel polarized laser beam energy effecting a three-step photoionization pathway.

57. versus laser beam pulse width (T) that exhibits an abrupt, rapid, and distinct change or at least a clearly detectable and distinct change in slope at a predetermined laser pulse width value.

58. The acousto-optic modulator is used to separate the laser beam into multiple beams which are directed onto a target plane.

59. With the computer simulation, the elliptic section cylinder lenses have been designed and used to collimate the semi-conductor laser beam .

60. The laser beam is modulated by an acoustooptic modulator (40) in accordance with a modulation signal supplied by control electronics (41).

61. Beam synonyms, Beam pronunciation, Beam translation, English dictionary definition of Beam

62. Laser Doppler velocimetry, also known as laser Doppler Anemometry, is the technique of using the Doppler shift in a laser beam to measure the velocity in transparent or semi-transparent fluid flows or the linear or vibratory motion of opaque, reflecting surfaces.

63. Specially designed for laser-beam manipulation and focusing at low to moderate power, these Achromats are computer optimized for infinite conjugate ratio

64. Acousto-optic deflectors (19, 22) are responsive to the frequencies of respective scan control signals to effect horizontal and vertical laser beam deflection.

65. Balken translate: beam, bar, beam

66. A coherent beam of light (e.g. from a laser), with a known frequency (f), is split to follow two paths and then recombined.

67. 30 Even in a stream of traffic the laser beam can isolate the offending vehicles with an accurate read out of speed and range.

68. The Achromate was mounted on a rail carrier which could be slid in the direction of the laser beam on a precision optical rail

69. Beam-ends, beam engine, beamer, beam fill, beam hole, Beaming, beamish, beam lights, beam mill, Beamon, beam-power tube Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc

70. An ion beam source, a sputtering source, a laser ablation source, a molecular beam source, a chemical vapor deposition source and/or an evaporative source can provide the chemical component(s) to be deposited on the substrate.

71. They can be measured in micrometers (μm) whereas the smallest laser beam size approved by the FDA is about 1000 times larger, at 0.65 mm.

72. The optical element (11) comprises at leas two segments (12a, 12b) for the deflection of the incident laser beam, each by a fixed deflection angle.

73. The two dimensional phase encoder spatially distributes the spatially modulated laser beam prior to application to the medium through a first Fourier transform lens (3).

74. The parameters of e-beam writers include beam acceleration voltage, beam current, beam spot size and addressing grid size.

75. The device is comprised of a first laser (101), a second laser (102), a first wavemeter (111) for ascertaining the oscillation wavelength of the first laser (101), a second wavemeter (121) for ascertaining the oscillation wavelength of the second laser (102), and a Raman cell (130) which mixes the two laser beams along the same axis by a beam splitter (113) and converges them by a lens (124).

76. Laser anemometers, laser Doppler anemometers, laser Doppler Velocimeters (LDVs), laser radars (lidars) for wind speed measurement, laser based wind speed measurement apparatus, apparatus for measuring wind speed using Infra-Red (IR) radiation, optical fibre based laser anemometers, anemometers, ground based laser anemometers, vehicle mountable laser anemometers, buoy mountable laser anemometers, ship mountable laser anemometers, aircraft mountable laser anemometers, airborne laser anemometers, laser anemometers for true air-speed measurements, laser anemometers for air turbulence measurements, laser anemometers for measuring wind speed in a wind tunnel and wind turbine mountable laser anemometers

77. The present invention relates to an external-cavity type laser provided with a wavemeter for accurately measuring the wavelength of a laser beam on the basis of the transmission wavelength band of a wavelength-selective filter inserted into a resonator irrespective of the driving current of a laser diode chip.

78. To meet the technical requirements of KM6 solar simulator optical adjustment system, two kinds of schemes are put forward to collimate the semiconductor laser beam.

79. The deflector, which may be an acousto-optic modulator, deflects the laser beam which is focused by a lens (L) onto the surface of the medium.

80. Active protective systems incorporated sensors in their middle functional layer offering the additional feature of deactivating the laser beam automatically in case of a radiation accident.