P R O D U C T S
639nm Narrow linewidth laser
Based on single frequency seed laser,low noise fiber amplifier and high efficiency frequency convert technique, Precilasers can provide narrow linewidth 639nm CW lasers,features with high frequency stability,long life and good beam quality.
Features
- High Power
- Narrow Linewidth
- Good Beam Quality
- High Power Stability
Application
- Interference Lithography
- Precision Measurement
Main parameters
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Specification |
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Partnumber |
FL-SF-639-X(1)-CW |
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Center Wavelength |
639.00nm |
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Linewidth(2) (100 us integration ) |
<20kHz |
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Operational Mode |
CW |
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Output Power |
>0.5W |
>2W |
>5W |
>10W |
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Beam Diameter |
1±0.15 mm |
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Beam Waist Location |
output aperture±0.5m |
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Beam Divergence (full angle) |
<1mrad |
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Beam Circularity |
0.9-1.1 |
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Beam Pointing Stability (PP) |
<15μrad |
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Beam Quality |
TEM00，M²<1.1 |
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Polarization |
linear, >20dB |
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Power Stability |
<0.75% @3hours, RMS |
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Relative Intensity Noise |
<0.2%(RMS, 10Hz-10MHz integration) |
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Cooling |
Air cooling /Water cooling |
Water cooling |
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Warm-Up Time |
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Cold Start |
<2 hours |
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Warm Start |
<30 minutes |
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Demension and Weight |
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Controller Size |
≤483mm x 420mm x 133mm |
≤483mm x 420mm x 105mm |
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Laser Head Size |
≤358mm x 90mm x 70mm(0.5W,2W) |
≤380mm x 85mm x 52mm (5W,10W) |
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Chiller Size |
NA |
≤58cm x 29cm x 52cm |
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Chiller Weight |
≤25kg |
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Cable Length Between Laser Head And Controller |
>1.5m |
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Environment and Power Supply |
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Operating Temperature（No condensing） |
15-30 ℃（Air cooling） |
15-35 ℃（Water cooling） |
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Power Supply |
100V-240V, AC, 50/60Hz |
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Communication |
RS422 |
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(1)X indicates laser power,unit in W.For example output power is 10W： FL-SF-639-10-CW.
(2)Linewidth measured by delayed self-heterodyne
Higher power, more wavelengths, customizable solutions
