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Thermal Surface Absorber Heads for CW and Long Pulse Lasers
15uJ-200J, 60µW-30KW |
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Head
Click for PDF |
Features
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Aperture
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Spectral Range
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Power Range
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Energy Range
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3A
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very low powers
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Ø10mm
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0.19 -20µm
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60uW - 3W
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15uJ - 2J
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10A
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general purpose to 10W
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Ø16mm
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0.19 -20µm
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6mW - 10W
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1mJ - 20J
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SA激光模式测量系统
参数表
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Feature
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＆#118alue
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Configuration:
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Confocal Fabry-Perot mirror
set with piezoelectric scan drive and detector |
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Free Spectral Range (FSR):
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300 MHz
2 GHz 7.5 GHz 10 GHz |
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Finesse:
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> 200 and > 100 ranges
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Wavelength Ranges:
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450-550nm; 480-640nm;
550-680nm; 630-860nm; 860-1100nm; 1050-1250nm; 1300-1550nm; other ranges available upon request |
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Input:
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10mm diameter aperture matching input lens
or FC (single or multimode) fiber optic input |
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Detectors:
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· UV-Enhanced Silicon: 450 mA/W at 900nm (peak)
· Silicon: 450 mA/W at 900 nm (peak)
· InGaAs: 1.1A/W at 2.3um (peak)
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Piezoelectric Scan:
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0.8 nm/V, 1000 V max
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Piezo Stack Capacitance:
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6.9 nF
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Piezo Stack Nonlinearity:
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<1%
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Material:
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Thermally stable Invar
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Diameter:
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36mm, with 50mm diameter clamp ring for mounting
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Overall Instrument Lengths:
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300 MHz FSR 349.0mm
2 GHz FSR 137.0mm 7.5 GHz FSR 110mm 10 GHz FSR 107.5mm |
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Feature
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＆#118alue
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Piezoelectric Scan Drive
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· Range: 0-600 VDC, continuously variable
· Shift: 0-400 VDC, continuously variable
· Rate: 6-50 Hz, continuously variable
· HV Output: (Range+Shift) at Rate 5.0mA
max, 0.5V rms noise (5MHz bandwidth) · Monitor: (HV Output/100),
200W impedance, DC-coupled · Blanking: 0 V during ramp, +12V during flyback
· Flyback: 5 msec duration
· Trigger Pulse:
(Width 100 msec, rise time 1 msec) +5 V pulse at ramp start, -5 V pulse at flyback start |
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Dectector Amplifier
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Bandwidth DC to 300 kHz (53 dB):Minimum Detectable=1mW
Signal (Silicon Detector):
· Gain: 0-100 mV/nA, continuously variable
· Output: 200 W impedance, ± 10 V max
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Power Input
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· Voltage: 110-120 VAC / 220-240 VAC, rear panel switchable
· Frequency: 50- 60 Hz
· Power: 12 W, rear panel fused
· Dimensions:
W=270mm (10.6 inches) H=292mm (3.6 inches) L=188 mm (7.4 Inches) · Weight: 2.75 kg (6.0 lb)
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