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1940 nm Short-Wave Infrared (SWIR) Lasers

Short-Wave Infrared (SWIR) · CW, Fiber-coupled · Datasheets & quote request

1940 nm Short-Wave Infrared (SWIR) Lasers

The 1940 nm emission line operates in the Short-Wave Infrared (SWIR) region of the optical spectrum. Our portfolio includes configurations across CW Lasers, Fiber Lasers, supporting CW, Fiber-coupled operation. Compare power levels, linewidth, stability, and package dimensions below.

6 models2 seriesquote after qualification

Key applications

  • Optical trapping and optical tweezers (1064 nm standard)
  • Optical telecommunications (O-band, C-band, L-band)
  • Silicon wafer defect inspection (through-silicon IR)
  • Laser marking, engraving, and material processing
  • Eye-safe LIDAR and rangefinding (1550 nm)

6 models · 2 series

Infrared Diode Laser AT 1940 NM.

5 models
ModelWavelengthOutput / average powerPower stability (rms, 4 hours±3℃)Transverse modemade features of ultra compact, long lifetimeBeam divergence, full angle (mrad)Warm-up time (minutes)Cooled methodOperating temperature (℃)Power supply (100-240VAC)Expected lifetime (hours)Power stability (rms, over 4 hours)TTL / Analog modulationWarrantyPower stability (rms, 4 hours , ±3℃)Spectral linewidth (nm)M2Fiber connectorFiber length(m)Fiber jacketBeam diameter (mm)Polarization ratioOperating voltage (VAC)
MIL-N-19401940 nm1~2000 mW<2%, <1%Near TEM00Polarizaion ratio<2<10Air Cooled15-30PSU-H-LED or PSU-H-FDA>10000––––––––––––Datasheet
MIL-W-19401940 nm1~11 W–––––––––––––––––––––Datasheet
MDL-H-19401940 nm1~600 mW–Multimode–<3. 0<5–10~35PSU-H-LED / PSU-H-FDA10000<3%, <2%, <1%TTL or Analog with 1Hz-1kHz 1kHz-10kHz, 10kHz-30kHz optional1 year–––––––––Datasheet
FL-1940-CW1940 nm1~100 W–––––Air cooled (≤30W) / Water cooled (>30W)15-35–>10000–––<2%, <1%, <0.5%<2nm<1.5Collimator1PVC, Metal optional~7mm (Collimator outptut)Random110/220VACDatasheet
FC-19401940 nm1~15 W–––––––––––––––––––––Datasheet

High Power Laser Diode Module |

1 model
ModelWavelengthOutput / average power
LDM-1940-15-21940 nm15 WDatasheet

Not sure which model fits?

Send the physics — wavelength, mode, power or energy, linewidth or pulse width, delivery, control and safety — and we qualify the source.