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Power stability, linewidth, beam quality

MDL-MD-445445 nm violet CW laser

445 nm

MDL-MD-445 is a 445 nm CW laser. Used for laser projection, laser shows, biomedical applications, holography. MDL-MD-445/ 1~8000mW. Key specifications: output / average power 1~8000 mW, operating mode CW, power stability (rms, 4 hours ± 3°c) <2%, <1%, <0.5%. View specifications, datasheet and enquiry options from Precisometer.

Specifications

MDL-MD-445

15 specification rows

Output / average power1~8000 mW
Beam / notesMDL-MD-445/ 1~8000 mW
Operating modeCW
Power stability (rms, 4 hours ± 3°C)<2%, <1%, <0.5%
Transverse modeMultimode
Polarization directionHorizontal+ Vertical / Horizontal/ Vertical
Beam divergence, full angle (mrad)~3.4×3.8 / ~3.3×3.8
Warm-up time (minutes)<5
Operating temperature (℃)25±3
Power supply (100-240VAC)PSU-H-FDA/PSU-H-LED/PSU-N-LED
Expected lifetime (hours)>10000
Central wavelength (nm)445±5/ 447±5/ 450±5
Output power (mW)1-8000
Beam height from base plate (mm)25
Modulation optionDC-1kHz, 1kHz-10kHz, 10kHz-30kHz optional; TTL and Analog optional

Application context

Why this design is used

Applications named on this model’s datasheet, expanded with the model’s optical specifications.

Laser projection

MDL-MD-445: 445 nm emission determines compatible optics, coatings and detectors for Laser projection. The catalogued beam parameter (Multimode) helps predict how the source will focus and propagate through the instrument.

Laser shows

MDL-MD-445: 445 nm emission determines compatible optics, coatings and detectors for Laser shows. The catalogued beam parameter (Multimode) helps predict how the source will focus and propagate through the instrument.

Biomedical applications

MDL-MD-445: 445 nm emission determines compatible optics, coatings and detectors for Biomedical applications. The catalogued beam parameter (Multimode) helps predict how the source will focus and propagate through the instrument.

Holography

MDL-MD-445: 445 nm emission determines compatible optics, coatings and detectors for Holography. The catalogued beam parameter (Multimode) helps predict how the source will focus and propagate through the instrument.

System integration

Integration and compatibility

Use these checks to connect MDL-MD-445 to the surrounding optical, mechanical and control system. Every value shown is taken from this model's own specification record.

Thermal management
Operating temperature (℃): 25±3
Provide the stated cooling method and keep the laser-head base thermally coupled; temperature drift moves wavelength, output power and beam pointing.
Beam parameters at the output
Transverse mode: Multimode · Polarization direction: Horizontal+ Vertical / Horizontal/ Vertical
Size the downstream optics from the stated beam diameter and divergence rather than from the aperture of the housing, and confirm the polarisation state before specifying isolators or polarising optics.

Technical FAQ

Integration questions for MDL-MD-445

What cooling does the MDL-MD-445 require?

Operating temperature (℃): 25±3. Provide the stated cooling method and keep the laser-head base thermally coupled; temperature drift moves wavelength, output power and beam pointing.

What beam does the MDL-MD-445 deliver?

Transverse mode: Multimode · Polarization direction: Horizontal+ Vertical / Horizontal/ Vertical. Size the downstream optics from the stated beam diameter and divergence rather than from the aperture of the housing, and confirm the polarisation state before specifying isolators or polarising optics.

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-MD-445 with the closest available models in the CW Lasers family. Confirm option-dependent values on the final configuration before ordering.

Selection parameterMDL-MD-445 (current)MDL-445(FC)FC-445
Wavelength445 nm445 nm445 nm
Optical power / pulse energy1~8000 mW1~15 W1~30 W
Operating mode / pulse widthCWCWConfirm for this model
Beam qualityMultimode<1Confirm for this model