906-0002-00 Rev 9 EN 2002 Rofin-Sinar UK Ltd General Description 2 - 3
2.2 Technical Specification
a) Laser Head Details
Laser Tube: Sealed Cavity, RF excited, Diffusion
Cooled, Slab Carbon Dioxide Laser
Excitation Frequency: 81 MHz
Tube Lifetime: > 10,000 hrs continuous running
Output Power: 100 Watts
Guaranteed at 20
o
C coolant temperature 400µs
pulse width and 50% duty cycle. Allow 0.8% per
o
C power decline for coolant temperatures up to
40
o
C.
Power Range: 5 – 100 Watts
Peak Power: 60 – 230 Watts
Power Stability: ± 7%
Pulsed Frequency: up to 10kHz (for full modulation depth)
(higher frequencies for quasi-CW operation)
Pulse Energy: 5 – 230mJ
Pulse Rise/Fall Time: <45µs
External Dimensions(mm): 791.0(L) x 170.7(W) x 223.6(H)
Weight: 32.0kg
b) Laser Beam Characteristics
M
2
(K) <1.2 (>0.8)
Beam Divergence: <2.5mrad (full angle)
Beam Ellipticity: <1.2:1
Beam Pointing Stability: <200µrad (half angle)
Beam Diameter (1/e
2
): 7.5 ± 0.5mm
For standard beam correction
Wavelength: 10.4 – 11.2µm
Polarisation: Linear
(perpendicular to base of laser head)
c) RF Power Supply
Output Frequency: 81MHz
Output Power: 1kW average (2kW peak)
Input Voltage: 48V dc ± 1%
Input Current: 35 Amps (max RMS)
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