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SLM, narrow linewidth, coherence

MSL-R-320320 nm UV narrow-linewidth single-frequency laser

320 nm

The MSL-R-320 is a 320 nm continuous-wave solid-state laser. Light is amplified in a solid gain medium inside an optical resonator. The resonator feeds light back through that medium to build the laser beam. The pump arrangement and cooling determine how energy is supplied and waste heat is removed. Single-longitudinal-mode operation selects one resonator frequency. Linewidth describes the spread around that frequency, while frequency drift describes how its center moves over time. This distinction matters when matching the source to a narrow resonance or an interferometer.

Specifications

MSL-R-320

21 specification rows

Output / average power50~300 mW
Spectral linewidth<5 MHz
M²<1.2
Operating modeCW
Power stability (rms, 4 hours±3℃)<3%, <2%, <1%
Transverse modeTEM00
Longitudinal modeSingle
Beam diameter at the aperture (1/e2, mm)<1.5
Polarization ratio>100:1 Vertical (Horizontal optional)
Pointing Stability Over Temperature(μrad/°C)<8
Cooled method (Water cooled)WCH-580
Operating Temperature (°C)20-30
Expected lifetime (hours)>10000
Wavelength (nm)320±1
Coherent length (m)>50
Noise of amplitude (rms, 20Hz-20MHz)<1%, <0.5%
Beam divergence, full angle (mrad)<1.0
Pointing Stability(μrad) (over 2 hours after warm-up and ±3°C)<50
Beam height from base plate (mm)105
Warm-up time (minutes)<15
Operating voltage (VDC)12V/ 25A

What do you need?

Tell us the output power, linewidth and beam delivery you need, and we'll reply with the matching configuration and lead time.

Model selection

Nearby series comparison

Compare MSL-R-320 with the closest available models in the Single-Frequency Lasers family.

Selection parameterMSL-R-320 (current)MSL-R-320320
Wavelength320 nm320 nm320 nm
Optical power / pulse energy50~300 mW50~300 mW1~30 mW
Operating mode / pulse widthCWCW—
Beam quality<1.2<1.2<1.5