Ultra-stable 785 nm lasers for Raman
The Skylark 785 NX laser offers DPSS CW single frequency operation, delivering ultra-stable, narrow linewidth output with low noise and a pure TEM₀₀ beam, ensuring high resolution, high contrast Raman spectra.
Long-term reliability enables consistent, reproducible results for advanced Raman techniques.
Power efficiency
Up to 400 mW efficient output power at 785 nm for spectroscopy and microscopy applications.
Ultra-stable output
Consistent power and wavelength with minimal drift over long operation.
Ultra-narrow linewidth
High spectral purity for high resolution and high contrast Raman measurements.
Low noise
Ultra-low noise ensures a clean spectral profile and sharp, stable resonance.
Narrow linewidth NIR light designed for Raman spectroscopy
Skylark NX NIR lasers power Raman applications with ultra-stable output, ultra-low noise, coherence, and precision performance.
Designed for integration into existing spectrometers and Raman setups, the Skylark 785 NX laser is packaged with versatile software control - making it suitable for advanced Raman techniques and spectroscopy research applications.
Manufacturing
Interferometry, maskless lithography, microfabrication, thin film coating.
Inspection
Semiconductor inspection, Flow cytometry, Photoluminescence (PL), speckle interferometry.
Key specifications
WAVELENGTH
785 nm
OUTPUT POWER (fixed value within range)
up to 400 mW
SPECTRAL BANDWIDTH
≤ 0.3 MHz
SPATIAL MODE
TEM₀₀
OPERATIONAL MODE
CW, intracavity-locked SLM
Laser performance
SPECTRAL STABILITY (over 8 hours)
± 0.2 pm
OUTPUT POWER STABILITY (over 8 hours)
≤ 2.0 % Peak to Peak
OUTPUT POWER NOISE (10 Hz - 10 MHz)
≤ 0.3 % RMS
ASE NOISE
< – 80 dB
WARM-UP TIME
5 - 30 mins
POWER CONSUMPTION (typical)
< 50 W
Beam characteristics
BEAM HEIGHT
54.2 mm
BEAM DIAMETER AT OUTPUT APERTURE
0.8 - 1.2 mm
BEAM DIVERGENCE
≤ 1.0 mrad, diffraction limited
POLARISATION RATIO
≥ 100:1, vertical
BEAM POINTING STABILITY
≤ 5 μrad/°C
COHERENCE LENGTH
> 100 m
Laser system dimensions
LASER HEAD (L x W)
257 x 150 mm
CONTROLLER (L x W x H)
150 x 176 x 61 mm
Environmental conditions
AMBIENT TEMPERATURE RANGE
18 - 30 °C
LASER INTERFACE STABILITY
± 1.5 °C
STORAGE
0 - 50 °C
HUMIDITY
5 - 95 %, non-condensing
Options and accessories
Enhanced intensity stability through compact, closed-loop cooling. Enables portability of the laser system without dependence on a water mains connection.
Compact, low-cost system cooling which is integrated into the laser platform. Intelligently controlled to maintain stable wavelength output and intensity.
External fiber coupling options available to achieve easier integration. Multimode fibers typically achieve > 95% efficiency, for single-mode fibers it is > 70%.
