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Our 640 nm laser delivers unrivalled continuous wave single frequency performance at market-leading output powers from a small footprint — making it suitable for integration with existing systems and a wide range of applications. The 640 NX provides outstanding beam characteristics, high output stability, extremely low noise, and a versatile software package.
Key Features
Narrow Linewidth
≤ 0.5 MHz
High Power Stability
≤ 2.0 % Peak to Peak
High Spectral Stability
± 1.0 pm
Excellent Beam
Quality
Integration Features
USB Connectivity
Software Control
Heatsink Options
Remote Diagnostics
Specifications
Output Power (fixed value within range)
up to 1,500 mW
Wavelength
640 nm
Spectral Bandwidth
≤ 0.5 MHz
Spatial Mode
TEM00
Spectral Stability (over 8 hours)
± 1.0 pm
Coherence Length
> 100 m
Output Power Stability (over 8 hours)
≤ 2.0 % Peak to Peak
Output Power Noise (10 Hz - 10 MHz)
≤ 0.1 % RMS
Beam Divergence
≤ 1 mrad, diffraction limited
Beam Diameter at Output Aperture
0.8 - 1.2 mm
Beam Pointing Stability
≤ 5 µrad/°C
Polarisation Ratio
≥ 100:1, vertical
Options
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