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DPSS active Q-switched lasers

Active Q-Switched Lasers

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DPSS active Q-switched lasers from CrystaLaser.

A compact, active Q-Switched, pulsed laser with superior performance. The Q-Switched Series’ breakthrough technology enables optimum performance with the lowest power consumption available. The design is flexible enough for both the repetition rate and pulse width requirements of your application.

 

Features:

  • Wavelength 262 nm to 1340 nm, power up to 4 W
  • Excellent beam quality
  • Extremely low power consumption
  • Air-cooled – no cooling water or fan required
  • Unmatched ultra-compact and ultra-light-weight
  • Repetition rate 1 kHz to 100 kHz internal adjustment, 0 Hz to 200 kHz by external trigger

 

Applications:

  • Material processing
  • Semiconductor inspection
  • LIDAR
  • Photoluminescence
  • Solar material processing
  • Scientific research
  • Raman spectroscopy

 

Contact us for other wavelengths and output powers.
Q-Switched UV Laser
Wavelengths 355 nm 351 nm 349 nm 266 nm 262 nm
Max. average power at optimal repetition rate * 100 mW 100 mW 100 mW 50 mW 50 mW
Max. Pulse energy* at 1 kHz rep. rate 25 μJ 50 μJ 50 μJ 15 μJ 25 μJ
Available average output power 100 mW, 50 mW, 25 mW, 10 mW 50 mW, 30 mW, 20 mW, 10 mW, 5 mW
Pulse width Typically 10 – 15 ns, varies from power and repetition rate, 5 – 100 ns option available
Repetition rate 1 kHz to 100 kHz internal adjustable, 0 Hz to 400 kHz by external trigger
Beam divergence, full angle 3 – 4 mrad 2 – 6 mrad
Beam diameter (1/e2) 0.2 mm 0.15 x 0.3 mm
Transverse beam mode TEM00, M2 < 1.3; Typically M2 < 1.1, for 349, 351 and 355 nm; Elliptical beam for 262 and 266 nm
Longitudinal mode Multiple longitudinal modes; Narrow linewidth with long coherence length option available
Power stability, rms 5% after warm-up
Beam pointing stability < 0.02 mrad at constant temperature
Polarisation Linear; Ratio 100:1
Q-Switched Blue Lasers
Wavelengths 440 nm 447 nm 473 nm
Max. average power at optimal repetition rate * 50 mW 50 mw 50 mW
Pulse energy * at 10 kHz rep. rate 5 μJ 5 μJ 5 μJ
Available average power 50 mW, 25 mW, 10 mW
Pulse width Typically 15 – 35 ns, varies from power and repetition rate, 7 – 100 ns option available
Repetition rate 1 kHz to 100 kHz internal adjustable, 0 Hz to 200 kHz by external trigger
Transverse beam mode TEM00, M2 < 1.2, typical M2 < 1.1
Beam diameter (1/e2) 0.2 mm
Beam divergence, full angle 3 – 4 mrad
Longitudinal mode Narrow linewidth with long coherence length option available
Power stability, rms 5% after warm-up
Beam pointing stability < 0.02 mrad at constant temperature
Polarisation Linear; Ratio 100:1
Q-Switched Green Lasers
Wavelengths 532 nm 527 nm 523 nm 555 nm and 561 nm available
Max. average power at optimal repetition rate 1000 mW 1000 mW 1000 mW
Max. Pulse energy * at 1 kHz 0.20 μJ 0.35 μJ 0.35 μJ
Available average power 1 W, 500 mW, 200 mW, 100 mW, 50 mW standard version
Pulse width Typically 10 – 25 ns, varies from power and repetition rate, 7 – 100 ns option available
Repetition rate 1 kHz to 100 kHz internal adjustable, 0 Hz to 400 kHz by external trigger
Beam diameter (1/e2) 0.3 mm
Beam divergence, full angle 3 – 4 mrad
Transverse beam mode TEM00, M2 < 1.2, typical M2 < 1.1
Longitudinal mode Single longitudinal mode with long coherence length option available
Power stability, rms 3% after warm-up
Beam pointing stability < 0.02 mrad at constant temperature
Polarisation Linear; Ratio 100:1
Q-Switched Red Lasers
Wavelengths 657 nm 660 nm 671 nm
Max. average power at optimal repetition rate 200 mW 500 mW 500 mW
Pulse energy * at 10 kHz rep. rate 20 μJ 0.50 μJ 0.50 μJ
Available average power (mW) 500, 200, 100 (higher average powers available, contact us for details)
Pulse width Typically 20 – 40 ns, varies from power and repetition rate, 10 – 100 ns option available
Repetition rate 1 kHz to 100 kHz internal adjustable, 0 Hz to 200 kHz by external trigger
Transverse beam mode TEM00, M2 < 1.2, typical M2 < 1.1
Beam diameter (1/e2) 0.3 mm
Beam divergence, full angle 3 – 4 mrad
Longitudinal mode Narrow line width with long coherence length option available
Power stability, rms 3% after warm-up
Beam pointing stability < 0.02 mrad at constant temperature
Polarisation Linear; Ratio 100:1
Q-Switched Infrared Lasers
Wavelengths 1064 nm 1053 nm 1047 nm 946, 1122, 1313, 1319, 1338, 1342, and 1444 nm available
Max. average power 2000 mW 2000 mW 2000 mW
Max. pulse energy * at 1 kHz 0.32 mJ 0.60 mJ 0.60 mJ
Available average power(mW) 2000, 1500, 1000, 500, 200, 100 (higher average powers available, contact us for details)
Pulse width Typically 15 – 30 ns, varies from power and repetition rate, 7 – 100 ns option available
Repetition rate 1 kHz to 100 kHz internal adjustable, 0 Hz to 500 kHz by external trigger
Transverse beam mode TEM00, M2 < 1.2, typical M2 < 1.1
Beam diameter (1/e2) 0.5 mm
Beam divergence, full angle 3 – 4 mrad
Longitudinal mode Single longitudinal mode with long coherence length option available
Power stability, rms 3% after warm-up
Beam pointing stability < 0.02 mrad at constant temperature
Polarisation Linear; Ratio 100:1
Notes: Laser output power and pulse energy can be optimised to a custom repetition rate upon request.
Contact us for higher power Q-switched lasers.

 

Mechanical, Electrical and Environmental Specifications
Size and weight of laser head Type 2: L x W x H, 18.5 x 5 x 3.6 cm3, 0.5 kg (for most Q-switched laser);
Type 3: 18.5 x 7 x 3.6 cm3, 0.6 kg
Size and weight of power supply D x W x H, 20 x 20 x 8 cm3 (7.9” x 7.9” x 2.5”), 1.4 kg (3 lb) Custom compact size available
Operating temperature 5 °C to 35 °C
Warm-up time < 3 minutes
Operating voltage 90 – 250 VAC; 12 VDC or 24 VDC option available; Typically power consumption 40 W
Cooling Laser head: conductive cooling; Power supply: air cooling
Timing jitter Trigger to laser pulse output timing jitter of +/- 3 ns is available for all the Q-switched lasers
QL-Series-Datasheet
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Active Q-Switched Lasers

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