H-Model ultraviolet laser: Efficient, high-power UV-a module

DRS Daylight Solutions produces compact, high-power laser modules in the ultraviolet (UV-A) spectral range. Its fiber-optic pigtailed package provides CW power levels up to 1 Watt at 375 nm, making it easier for beam delivery and system integration.

These lasers can also be used in pulsed or continuous wave mode. Daylight has provided UV laser capabilities for applications that demand high dependability in difficult environments by utilizing its experience in designing commercial devices for operation in hostile conditions.


Features and benefits

  • UV-A output with high power
  • Ruggedized to withstand harsh conditions
  • Fiber-optic beam delivery


  • Water purification
  • Chemical and biological detection
  • Skin treatment
  • Disinfection
  • Currency authentication
  • Fluorescence imaging
  • UV curing
  • Optical communications 

Product specifications

Source: DRS Daylight Solutions Inc.

. .
Center Wavelength Availability 375 nm
Spatial Mode Multimode (nominal)
Beam Divergence < 7 mrad (full angle, 1/e2 intensity width)
Fiber Cable Core Diameter 50 µm
Fiber Cable Numerical Aperture .22
Pulse Repetition Frequency CW to 10 kHz
Rise/Fall Time < 200 ns
Compliance Voltage  < 18 VDC
Operating Current 2 channels < 0.8 A per channel
Dimensions 5.3 × 4.3 × 2.2 cm
Operating Range (Case Temp) 20 – 30 °C

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