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Mid IR LASERS

Wavelengths and associated measurable gases with strong absorption bands in these regions

Wavelength
(µm)
Wavenumber
(cm -1 )
Gases Detectable
4.87 2055 CO2, CO
5.25 1904 NO, H2O
6.13 1631 NO2
7.43 1345 SO2, H2S, CH4
10.09 990 NH3


Features
  • Beam divergence at emitting facet of the Product: Mean optical output power (P m ) guaranteed in a full solid angle of 60°.
  • Single mode suppression ratio:SMSR of the Product over the laser gain spectrum of the Product: >= 25dB
  • Mean optical output power:
    Optical output power (P m ) during t pulse >= 100 mW
    Optical output power decay (P decay ) from start to end of t pulse : =< 50%
Operating Parameters:
  • Current and Voltage:
    Pulse current (Ic): up to 4 Amps
    Pulse voltage (Vc): up to 16 Volts
    Current threshold (Ith): up to 2 Amps

  • Duty cycle, pulse repetition frequency and reciprocal wavelength scan:
    Operating duty cycle (DCc): up to 5%
    Pulse duration (tpulse): up to 800ns
    Pulse repetition frequency (PRF): up to 100KHz
    Wavenumber scan during tpulse (υ̃s): over 2cm-1

  • Operating and environmental temperature:
    Product sub-mount temperature (T): -30oC to 35oC

Quantum Cascade Laser
Developer Laser System
Developer Laser Module
Control Module
Digitizer/Averager
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