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669 nm Red Lasers

Red · CW · Datasheets & quote request

669 nm Red Lasers

The 669 nm emission line operates in the Red region of the optical spectrum. Our portfolio includes configurations across CW Lasers, supporting CW operation. Compare power levels, linewidth, stability, and package dimensions below.

6 models2 seriesquote after qualification

Key applications

  • Precision interferometry and optical alignment (He-Ne equivalent)
  • Raman spectroscopy (fluorescence suppression)
  • Deep-tissue fluorescence imaging (Cy5, Alexa Fluor 647)
  • Photodynamic therapy (PDT) and biophotonics
  • Optical tweezers and particle trapping

6 models · 2 series

669nm RED Laser, Solid State Laser, DPSS RED Laser |

3 models
ModelWavelengthOutput / average powerPower stability (rms, 4 hours ± 3°C)Transverse modeNoise of amplitude (rms, 20Hz-20MHz)M2Beam divergence, full angle (mrad)Warm-up time (minutes)Cooled methodOperating temperature (°C)Power supply (100-240VAC)Expected lifetime (hours)Polarization RatioOperating Temperature (°C)Modulation optional
MLL-III-669669 nm1~150 mW<2%, <1%, <0.5%Near TEM00<1%, <0.5%<1.5 / <1.2<1.0<5Conduction10-35PSU-III-FDA/PSU-III-LED/PSU-A-D/PSU-III-OEM>10000–––Datasheet
MDL-III-669669 nm1~150 mW<2%, <1%, <0.5%––<1.5 / <1.2<1.0<5Conduction10-35PSU-III-FDA/PSU-III-LED/PSU-A-D/PSU-III-OEM>10000–––Datasheet
MRL-FN-669669 nm1~200 mW–TEM00–––<5––PSU-H-FDA/ PSU-H-LED/ PSU-SR>10000>100:1, Vertical (Horizontal Optional)10-35DC-1kHz, 1kHz-10kHz, 10kHz-30kHz optional; TTL and Analog optionalDatasheet

669nm RED Laser, Solid State Laser, DPSS RED Laser |

3 models
ModelWavelengthOutput / average powerPower stability (rms, over 4 hours)Fiber NAFiber ConnectorFiber Length (m)Warm-up time (minutes)Operating temperature (℃)Cooling wayExpected lifetime (hours)Warranty
FC-669669 nm1~180 mW<1%, <2%, <3%, <5%0.22SMA9051 (Other lengths are available on request)<510~35By air100001 yearDatasheet
MRL-669(FC)669 nm1~180 mW–––––––––
MRL-669(Line)669 nm1~200 mW–––––––––

Not sure which model fits?

Send the physics — wavelength, mode, power or energy, linewidth or pulse width, delivery, control and safety — and we qualify the source.