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Power stability, linewidth, beam quality

MDL-H-19101910 nm infrared CW laser

1910 nm

The MDL-H-1910 is a 1910 nm continuous-wave direct diode laser. Electrical current creates optical gain in a semiconductor junction, and the diode generates the laser light directly. Optical feedback selects the oscillating modes, while drive current and junction temperature affect output power and wavelength. The TTL and analog modulation options control different things: TTL gates the beam on and off, while analog control varies its intensity. Modulation bandwidth sets how quickly the source can follow a changing command.

Specifications

MDL-H-1910

15 specification rows

Output / average power1~500 mW
Beam / notesLaser
Operating modeCW
Power stability (rms, over 4 hours)<3%, <2%, <1%
Transverse modeMultimode
Beam divergence, full angle (mrad)<3. 0
Warm-up time (minutes)<5
Operating temperature (℃)10~35
Power supply (100-240VAC)PSU-H-LED / PSU-H-FDA
TTL / Analog modulationTTL or Analog with 1Hz-1kHz 1kHz-10kHz, 10kHz-30kHz optional
Expected lifetime (hours)10000
Warranty1 year
Central wavelength (nm)1910±20
Dimensions of beam at the aperture (mm)~5×8
Beam height from base plate (mm)29

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Model selection

Nearby series comparison

Compare MDL-H-1910 with the closest available models in the CW Lasers family.

Selection parameterMDL-H-1910 (current)MIL-N-1910MIL-W-1910
Wavelength1910 nm1910 nm1910 nm
Optical power / pulse energy1~500 mW1~2000 mW1~13 W
Operating mode / pulse widthCWCWCW
Beam qualityMultimodeNear TEM00Near TEM00