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Monday, June 27, 2011

Laser-Export LCM-DTL-374QT 355nm








Parameter / ModelLCM-DTL-374QT
Wavelength, nm355 (1%)
Rep Rate: External Triggering200 Hz nominal, Active Q-Switch
Average Pulse Energy (200 Hz nominal), 20 10% (5000 hours minimum)
Pulse-to-pulse Stability - StDev/Mean  
(at 200 kHz,  20  nominal 1 hour), %
 10
Laser Pulse duration (measured at 1/2 Height), ns 7 and  3 (at 200 Hz nominal)
Polarization – Linear, horizontal 100:1, 5 degrees to horizontal
Divergence (full angle at 50% intensity), mrad3.4  .5
Beam ProfileGaussian
Beam Diameter (at 50% intensity)300 μm,  500 μm as measured at the laser aperture
Beam ellipticity 1.75:1 @ spot size 110 μm
Output Sync Pulse(output signal): 
   Pulse duration 
   Pulse amplitude 
   Rise Time

2.5 ms 30% 
+5 V 10% (R load =50 Ohm) 
 100 nsec
Laser Trigger to Opto Sync Out 
   Time Delay (VBT), ns 
   Jitter FWHM, ns

300 200
 8
Laser Emission to Sync Out Pulse Time 
   Jitter, ns 
   Delay, ns
 
 5 
 50
External Trigger (Input signal) 
   Pulse duration 
   Pulse Amplitude 
   Rise Time 
   AC impedance

 1 and  20 μsec 
+5 V 10% 
< 100 nsec 
1 kOhms
Control connector allows to turn on / turn off pumping (remotely)
by means of mechanical switch or by means of TTL-signal
0 – 1 V – pumping on 
3.5 – 5 V – pumping off
Environment 
   Operating Temp/Humidity Range 
   Shipping Temp/Humidity Range
15 - 35  up to 80% non condensing 
-50 to +50  up to 80% humidity at 25 
(must be packed in the manufacturer package)
Input Voltage24 V  2.4 V DC
Current consumption, A< 4
Weight, kg 
   Laser Head 
   Power supply unit

 2.0 
 1.6
Size, mm 
   Laser Head 
   Power supply unit

55 x 90 x 299 
66 x 90 x 185
Beam Height33.5 0.5
Output Beam Static alignment tolerance, mm .25
Output Beam Angular Tolerance, mrad 2.5
Warm Up time, minutes 10
ComplianceCDRH, CE
Drawing of laser headDrawing
Drawing of DC power supplyDrawing
Drawing of fan heat sink for LHDrawing

spectra-physics laser 337290-01