Acousto-optic Modulators in Free Space
Acousto-optic Modulators in Free Space
Acousto-optic Modulators in Free Space
Acousto-optic Modulators in Free Space
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  • Acousto-optic Modulators in Free Space
  • Acousto-optic Modulators in Free Space
  • Acousto-optic Modulators in Free Space
  • Acousto-optic Modulators in Free Space

Acousto-optic Modulators in Free Space

Acousto optic modulators (AOM) are commonly used to adjust laser intensity (amplitude modulation,AM) outside the laser cavity. This can be simple ON/OFF modulation for fast switching, or variable modulation for laser intensity. The modulation mode is determined by the type of RF driver, which can be digital (on/off) or analog (sinusoidal, square wave, linear, random, etc). Generally, the RF driver of AOM operates at a fixed frequency.

Application:

Intensity modulation,laser radar, laser switch,chopper,laser precsion machining.

  • The key parameter of AOM is the rise/fall time, which defines the achievable “speed” or amplitude modulation bandwidth of the modulation. The rise/fall time is proportional to the beam diameter within the modulator. Therefore, in order to obtain a fast rise time, it is necessary to control the diameter of the incident laser beam.

    AOM can be used as a shutter (to cycle switch according to the set frequency) or as a variable attenuator (to dynamically control the intensity of transmitted laser beam).

    ModuOptik has developed a series of free-space (up to 24 channels in a single channel) and fiber-coupled (PM fiber and non-PM fiber) AOM with a frequency range of up to 300 MHz and a rise time as low as 6 ns, wavelength cover from UV to far infrared(266, 343, 355, 532, 800, 1045, 1030, 1064, 1553, 9300, 10600 etc). AOM selects AO materials with excellent quality (Fused quartz, Quartz crystal, Ge crystal, etc.), which can be designed into shear and longitudinal wave mode according to needs. High quality optical polishing, anti-reflective coatings with low reflection and high damage threshold, reliable welding techniques, and novel acoustic management and optical mechanical design techniques enable excellent thermal management, maintaining excellent beam quality and high transmittance.

    Product Code
    (Download specification)
    Working
    wavelength
    (nm)
    Active
    Aperture
    (mm)
    Operating
    Frequency
    (MHz)
    Loss 
    Modulation
    Optical Material Heat dissipation
    method
    M0006-QL110-030-532 532 3 110 >85% Crystalline quartz Conduction-cooled
    M0009-QL170-060-355 355 6 170 >85% Crystalline quartz Water cooling
    M0010-TL080-020-450-900 900 2 80 >85% Tellurium dioxide Conduction-cooled
    M0011-QL110-060-343 343 6 110 >85% Crystalline quartz Water cooling
    M0012-QL200-035-266 266 3.5 200 >85% Crystalline quartz Conduction-cooled
    M0015-QL100-030-780 780 3 100 >85% Crystalline quartz Conduction-cooled
    M0016-QL100-010-800 800 1 100 >85% Crystalline quartz Conduction-cooled
    M0017-TL250-003-780-950 950 0.3 250 >70% Tellurium dioxide Conduction-cooled
    M0020-QL170-050-405 405 5 170 >85% Crystalline quartz Water cooling
    M0021-QL100-075-355 355 7.5 100 >85% Crystalline quartz Water cooling
    M0022-GL041-080-9600 9600 8 40.68 >85% Germanium Water cooling
    M0023-QL200-035-780 780 3.5 200 >85% Crystalline quartz Conduction-cooled
    M0024-QL200-030-850 850 3 200 >85% Crystalline quartz Conduction-cooled
    M0025-TL040-020-532 532 2 40 >85% Tellurium dioxide Conduction-cooled
    M0026-QL068-030-780 780 3 68 >85% Crystalline quartz Conduction-cooled
    M0027-QL200-060-266 266 6 200 >85% Crystalline quartz Water cooling
    M0028-QL200-035-266 266 3.5 200 >85% Crystalline quartz Conduction-cooled
    M0029-QL110-030-319 319 3 110 >85% Crystalline quartz Conduction-cooled
    M0030-QL110-030-375 375 3 110 >85% Crystalline quartz Conduction-cooled
    M0031-QL110-035-532 532 3.5 110 >85% Crystalline quartz Water cooling
    M0032-GL041-080-10600 10600 8 40.68 >85% Germanium Water cooling
    M0033-GL080-025-2940 2940 2.5 80 >85% Germanium Water cooling
    M0034-TL080-015-2940 2940 1.5 80 >80% Tellurium dioxide Conduction-cooled
    M0035-GL041-080-9300 9300 8 40.68 >85% Germanium Water cooling
    M0036-TL080-010-1030 1030 1 80 >70% Tellurium dioxide Conduction-cooled
    M0037-TL200-001-1030 1030 0.1 200 >70% Tellurium dioxide Conduction-cooled
    M0038-TL100-020-450 450 2 100 >70% Tellurium dioxide Conduction-cooled
    M0039-QL080-040-1030 1030 4 80 >85% Crystalline quartz Water cooling
    M0040-QL200-015-355 355 1.5 200 >85% Crystalline quartz Conduction-cooled
    M0041-TL080-030-1064 1064 3 80 >75% Tellurium dioxide Conduction-cooled
    M0042-QL200-020-532 532 2 200 >85% Crystalline quartz Conduction-cooled
    M0043-QL080-015-633 633 1.5 80 >85% Crystalline quartz Conduction-cooled
    M0044-QL110-030-488 488 3 110 >85% Crystalline quartz Conduction-cooled
    M0051-QL125-010-780 780 1 125 >70% Crystalline quartz Conduction-cooled
    M0053-GL041-080-9600 9600 8 40.68 >85% Germanium Water cooling
    M0055-GL040-080-10600 10600 8 40 >85% Germanium Water cooling
    M0056-TL300-000-885 855 0.03 300 >60% Tellurium dioxide Conduction-cooled
    M0057-TL150-003-1550 1550 0.3 150 >80% Tellurium dioxide Conduction-cooled
    M0058-QL080-020-800 800 2 80 >85% Crystalline quartz Conduction-cooled
    M0059-TL080-020-1300 1300 2 80 >85% Tellurium dioxide Conduction-cooled
    M0060-QL080-020-1500 1500 2 80 >85% Crystalline quartz Conduction-cooled
    M0061-QL110-060-532 532 6 110 >85% Crystalline quartz Water cooling
    M0062-QL110-040-355 355 4 110 >90% Crystalline quartz Conduction-cooled
    M0063-QL080-040-800 800 4 80 >85% Crystalline quartz Conduction-cooled
    M0065-TL120-020-360 360 2 120 >85% Tellurium dioxide Conduction-cooled
    M0066-TL120-020-473 473 2 120 >85% Tellurium dioxide Conduction-cooled

Our team will be at your service!

We are a technology-based company specializing in the development and manufacture of precision optical instruments and high quality optical modulators. Pulse products are a national high-tech enterprise that combines unique expertise in the fields of precision optics, laser technology, radio frequency and high frequency/high voltage technology.

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Sales Hotline: +86-551-62103939   
E-mail: sales@moduoptik.com   
ADD: 1-2/F, Building A9, Gongtou Chuangzhi Tiandi, No. 1500 Beicheng Avenue, Lindian Street, Luyang District, Hefei City, Anhui Province

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Anhui Kemi Instrument Co.,LTD

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