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457 nm Single Longitudinal Mode Blue Laser MSL-FN-457

Quick Overview

  • Excellent laser beam quality M2 < 1.2
  • Excellent beam pointing stability
  • Long life time
  • FDA registered
  • ISO and CE qualified
  • ROHS complied
  • Model # MSL-FN-457-30-5

Availability: In stock

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MSL-FN-457 series is an all solid state single longitudinal mode blue laser at 457 nm, which features ultra compact, long lifetime and easy operating.  It is used in DNA sequencing, flow cytometry, cell sorting, optical instrument, spectrum analysis, interference, measurement, holography, physics experiment, etc.

Model #: MSL-FN-457





457 nm

Average Power

>1, 5, 10, ..., 300 mW

Transverse Mode


Longitudial Mode


Operating Mode


Power Stability

<1%, 3%, 5%

Warm Up Time

< 10 min.

M2 Factor


Beam Divergence, Full Angle

≤1.2 mrad.

Beam Daimeter at the Aperture

~ 2.0 mm

Beam Diameter

≤1.2 mm

Beam Height from Base Plate

27.4 mm

Spectral Linewidth

<0.00001 nm

Polarization Ratio

>100:1 Vertical ±5°

Pointing Stability after Warm-up

< 0.05 mrad.

Noise of Amplitude (rms, 20Hz - 200MHz)

< 0.5 %

Coherent Length

> 50 m

Operating Temperature

15 - 35 ℃

Power Supply

PSU-H-FDA (90 - 264 VAC or 5V DC)



Expected Lifetime

10000 (hours)

Please refer to Data Sheet for detailed specifications           

If you need a different model number, please feel free to ask a quotation.  

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