High Power Mid-IR DPSSL Module

DPM-25 (Er:YAG)

Product Specifications 
 Optical Parameters (free beam / fiber) 
  Wavelength2940 nm
  Average Output Power (max)

25 W / 16 W

  Pulse Energy

300* mJ / 200* mJ

  Pulse Repetition rate (max)up to 2 kHz
  Pulse Duration

40 to 1000** µs

  Average Current (max)25 A
  Mode of OperationPulsed
  Free Beam Quality

M2 < 25

  Efficiency (optical-optical)

> 10%

  Beam Shape (focus)top hat like
  Free Beam Diameter1.6 mm
  Free Divergence (half angle)< 25 mrad
  Fiber Diameter GeO2

~ 420 µm (NA < 0.2)

 Mechanical Dimensions 
  Emission Height47.5 mm
  Weight1.5 kg
  W x D x H120 x 96 x 75 mm
 Electrical Parameters 
  max Ripple / Overshoot< 5%
  Average Power Consumption (max)< 450 W
  Diode Forward Current

300 A Pulsed

  Diode Forward Voltage~ 20V
 Cooling Requirements 
  Required Cooling Power

≥ 540 W @ 25 °C Environment Temperature

  Coolant Pressure2 to 5 bar
  Coolant Flow Rate> 5 lpm
  Coolant Temperature20 to 25 °C
  CoolantDistilled Water with Algaecide and Corrosion Inhibitor
 Laser Control SystemLDD-20300 (integrated)
  Additional FeaturesSafety circuit and communication interface
  Output Current

up to 300 A

  Rise Time (10 - 90 %)< 20 µs
  Mechanical Dimensions (WxDxH)200 x 150 x 85 mm
  Input Voltage24 VDC
  Efficiency> 80 %

* with pulse durations > 600 µs

** 600 µs standard, 1000 µs on request

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