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Power stability, linewidth, beam quality

MDL-XD-442442 nm violet high-power CW laser

442 nm

MDL-XD-442 is a 442 nm CW laser. Used for measurement, communication, spectrum analysis, laser projection. High Stability Violet Blue Laser. Key specifications: output / average power 16~20 W. View specifications, datasheet and enquiry options from Precisometer.

Specifications

MDL-XD-442

2 specification rows

Wavelength442 nm
Output / average power16~20 W
Beam / notesHigh Stability Violet Blue Laser

Series-level technical context

Engineering context for a thin CW Lasers record

This model has no standalone PDF and only a small number of model-specific rows. The values below are traceable context from 17 nearby configurations on the same source-product record; they define the parameters to qualify, but are not substituted for an order-specific datasheet.

Typical operating fields in the series

  • Output / average power: 1~3500 mW
  • Output / average power: 1~20 W
  • Output / average power: 1~50 mW
  • Operating mode: CW
  • Power stability (rms, 4 hours ± 3°C): <2%, <1%, <0.5%

Beam-quality tolerance context

Nearby series records state M²: <1.1, Beam divergence, full angle (mrad): <1, Beam divergence, full angle (mrad): <1.5, and Beam divergence, full angle (mrad): <2.1×1.6 / <2.5×0.2. These are series context, not guaranteed values for MDL-XD-442; confirm them on the order-specific datasheet.

Optical integration schematic

  1. Step 1Laser head and temperature-stabilized base
  2. Step 2Safety shutter and optional optical isolator
  3. Step 3Beam steering, expansion or fiber-launch optics
  4. Step 4Experiment input with wavelength-matched coatings

Application context

Why this design is used

Applications named on a datasheet for this product line, interpreted against this model’s listed wavelength and beam data.

Measurement

MDL-XD-442: Measurement benefits from a stable, focusable source. 442 nm emission fixes the compatible coatings and detector response, while M², divergence and pointing stability should be confirmed for the intended beam path.

Communication

MDL-XD-442: 442 nm emission must sit inside the fiber-component passband used for Communication; connector polish, fiber mode, linewidth and back-reflection tolerance should be specified as one optical interface.

Spectrum analysis

MDL-XD-442: 442 nm emission sets the excitation and detector-band choice for Spectrum analysis; linewidth and wavelength stability determine how cleanly weak spectral features can be separated from the laser line.

Laser projection

MDL-XD-442: 442 nm emission determines compatible optics, coatings and detectors for Laser projection. Beam quality, divergence and pointing stability should be checked against the experiment geometry.

Need this configured?

Share wavelength, operating mode, output power or pulse energy, linewidth or pulse width, delivery, control, and safety requirements and we will qualify the matching configuration and lead time.

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Model selection

Nearby series comparison

Compare MDL-XD-442 with the closest available models in the CW Lasers family. Confirm option-dependent values on the final configuration before ordering.

Selection parameterMDL-XD-442 (current)MDL-442(FC)FC-442
Wavelength442 nm442 nm442 nm
Optical power / pulse energy16~20 W1~3500 mW1~20 W
Operating mode / pulse widthConfirm for this modelCWConfirm for this model
Beam qualityConfirm for this model<1Confirm for this model