...Laser-compact Group specializes in research, development and manufacturing of ultra-violet (UV), green and infrared (IR)
diode-pumped solid-state (DPSS) lasers....
ISO 9001:2008 certified

Model Garnet (355 nm)

Application fields:  mass-spectrometry (MALDI TOF), laser microdissection, biotechnology, high technologies R&D

Features:
Over 2000 of GARNET lasers work successfully in the customers instruments
Perfect compliance to OEM due to guaranteed custom laser parameters
Pulsed mode of operation with short pulse duration
 

 

 

 

 

 

 

 

 

Parameter / Model Garnet
Wavelength, nm 355
Wavelength rejection 532 nm/1064 nm emissions, % of UV 0.1
Repetition rate (external triggering), Hz 200 - 2000
Laser generation at low pulse repetition rates (less than 200 Hz) is prevented by hardware
Average pulse energy (at 0.2 - 2.0 kHz), 20 10 %
Pulse-to-pulse Stability - StDev/Mean
(at 0.2 - 2.0 kHz, nominal 1 hour), %
10
Divergence (full angle at 50 % intensity), mrad 3.0 0.4
Pulse duration (at 0.2-2.0 kHz, measured at 0.5 height), ns  5 2
Beam diameter (at 50% intensity),
as measured at the laser aperture, mm
0.4 0.1
Beam
   Height, mm
   Profile
   Ellepticity

33.5 0.5
Gaussian*
1.75*
Polarization linear, 5 degress to horizontal, 100:1
Output beam
   Static alignment tolerance, mm
   Angular tolerance, mrad
   Pointing stability (StdDev, 1 hour), microrad

0.25
2.5
100
Laser Trigger to Sync Out Time, ns
   Delay
   Jitter, FWHM

300 250**
8**
Laser Emission to Sync Out Pulse Time, ns
   Delay
   Jitter, FWHM, ns

50
5**
External Trigger (Input signal):
   Pulse Amplitude, V
   Pulse Duration,
   Rise Time, ns
   AC impedance, kOhm

5 10%
1 and 20
100
1
Output Sync Pulse (output signal):
   Pulse Duration, µs
   Pulse Amplitude,V
   Rise Time, ns

2.5 30%
5 10%(Rload=50 Ohm)
10
Control connector allows to turn on/turn off pumping (remotely)
by means of mechanical switching or by means of TTL-signal
0-1V - pumping on
3.5-5V - pumping off
Electrical requirements
   DC voltage, V
   Current consumption, A

24 10%
4
Heat dissipation power, maximum, W
   Laser Head
   Power supply unit

60
40
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)
Weight, kg
   Laser Head
   Power supply unit

2.0
1.6
Dimensions, mm
   Laser Head
   Power supply unit

299 x 90 x 55
185 x 90 x 66
Warm Up Time, min 10
Compliance CDRH, CE, EN 61000-95
Drawing of laser head Drawing
Drawing of DC power supply Drawing
Drawing of fan heat sink for LH Drawing

* Gaussian shape of beam profile allows focusing into extremely small sport ( ~1 µm).
** Sync Out signal is generated by pulse of laser light.
Beam waist is placed approximalety 100 mm behind the front panel of laser head (inside of laser head).