High performance 349 nm UV lasers
The Skylark 349 NX laser offers C-DPSS CW single frequency UV operation, delivering up to 400 mW of ultra-stable intensity and wavelength. The Skylark 349 NX is spectrally pure with extremely low noise from a compact footprint.
Unrivalled UV power
Up to 400 mW efficient output power at 349 nm for demanding applications.
Ultra-stable output
Consistent output power and wavelength with minimal drift over long laser operation and lifetime.
Ultra-narrow linewidth
Precise spectral resolution for fine-tuned interaction and high resolution measurement of materials.
Ultra-low noise
Minimal signal distortion for high clarity measurements and manipulation of materials.
High power, ultra-stable ultraviolet light powering demanding and emerging applications
Skylark NX lasers power applications with ultra-stable output, coherence, and precision performance.
Designed for integration, Skylark 349 NX lasers are packaged with versatile software control - making them suitable for a wide range of demanding manufacturing, inspection, and analytical applications.
Manufacturing
Interferometry, Lithography, Wafer fabrication, High precision optics, Optical grating mastering, Diffraction grating mastering.
Inspection
Semiconductor inspection, Flow cytometry, Photoluminescence (PL)
Analytics
Raman spectroscopy, Brillouin scattering, Confocal microscopy, Optical manipulation, Fluorescence
Key specifications
WAVELENGTH
349 nm
OUTPUT POWER (fixed value within range)
up to 400 mW
SPECTRAL BANDWIDTH
≤ 0.5 MHz
SPATIAL MODE
TEM00
BEAM QUALITY
M2 ≤ 1.2
OPERATIONAL MODE
CW, 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)
≤ 0.1 % RMS
WARM-UP TIME
5 - 30 mins
POWER CONSUMPTION (typical)
< 50 W
Beam characteristics
BEAM HEIGHT
54.2 nm
BEAM DIAMETER AT OUTPUT APERTURE
0.5 - 1.0 mm
BEAM DIVERGENCE
≤ 1.0 mrad, diffraction limited
POLARISATION RATIO
≥ 200:1, 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%.
Flexible and easy output power adjustment to conserve system lifetime.
AOM configuration to achieve up to 200 kHz modulation on the output intensity.
