Solo 689.4 QT Series lasers are specifically designed for deployment in systems utilising strontium transitions. Its outstanding beam characteristics and small footprint makes it a compelling choice for such a demanding application.
Key Features
Narrow Linewidth
≤ 0.3 MHz (no external ref.)
High Power Stability
≤ 2.0 %
High Spectral Stability
± 1.0 pm
Excellent Beam
Quality
Designed for
Integration
Integration Features
USB Connectivity
Software Control
Combined Heatsink
Remote Diagnostics
Specifications
Output Power (fixed value within range)
10 - 30 mW
Wavelength
689.4 nm
Spectral Bandwidth
≤ 0.3 MHz (no external ref.)
Spatial Mode
TEM00
Spectral Stability (over 8 hours)
± 1.0 pm
Coherence Length
> 100 m
Output Power Stability (over 8 hours)
≤ 2.0 %
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
Laser Head Dimensions
L X W
207 x 80 mm
Beam Height
75 mm
Environmental Conditions
Ambient Temperature Range
18 - 30 °C
Laser Head Interface Stability
± 0.5 °C
Storage
0 - 50 °C
Humidity
5 - 95 %, non-condensing