FQD-1573-W

The FQD-1573-W is a high-energy, diode-pumped, all-solid-state 1573 nm Q-switched laser with electro-optic modulation, delivering high single-pulse energy, short nanosecond pulses, and excellent energy stability. It is ideal for remote sensing, atmospheric measurement, visualization, and scientific research applications requiring reliable high-peak-power performance.

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Features
  • High pulse energy up to 20 mJ
  • Electro-optic Q-switching for precise pulse control
  • Short pulse duration (<8 ns)
  • Excellent energy stability (<2%)
  • Adjustable repetition rate (1–50 Hz)
  • Robust water-cooled design for stable operation
Applications
  • Remote sensing and atmospheric measurement
  • Scientific research and laboratory experiments
  • Laser visualization systems
  • Precision measurement and ranging
  • Advanced optical and photonics research
Specifications
Parameter Specification
Wavelength (nm) 1573 ± 1
Operating mode Q-switched (Electro-optic)
Single pulse energy (mJ) 10 / 20
Pulse duration (ns) <8
Repetition rate (Hz) 1–50 (adjustable)
Energy stability <2%
Beam divergence, full angle (mrad) <8
Beam diameter (mm) ~3 / ~4
Warm-up time (min) <15
Beam height from base plate (mm) 55
Cooling method Water cooled
Operating temperature (°C) 15–30
Power supply (220 V AC) QDI-FQD-W-O (3I)
Expected lifetime (pulses) 10⁹
Warranty period 1 year
Available options Jitter (Sdev) ~1 ns (EO modulation), accessories