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721 nm Red Lasers

Red · CW, Single-Frequency, Pulsed · Datasheets & quote request

721 nm Red Lasers

The 721 nm emission line operates in the Red region of the optical spectrum. Our portfolio includes configurations across CW Lasers, Single-Frequency Lasers, Pulsed Lasers, supporting CW, Single-Frequency, Pulsed operation. Compare power levels, linewidth, stability, and package dimensions below.

15 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

15 models · 2 series

721 NM RED Laser.

13 models
ModelWavelengthOutput / average powerPulse energyTransverse modeLongitudinal modeSpectral line width (nm)Noise of amplitude (rms, 20Hz-20MHz)Warm-up time (minutes)Pointing stability over temperature (urad/°C)Frequency shift (MHz) (over ±2°C and 8hrs) (optional)Operating temperature (°C)Power supply (100-240VAC)Expected lifetime (hours)Power stability (rms, 4 hours , ±3°C)M2Beam diameter at the aperture (1/e2, mm)Polarization ratioPointing stability over temperature (μrad/°C)Cooled method (water cooled)Power supply (90-264VAC)Polarization RatioOperating voltage (VDC)Power stability (rms, 4 hours±3℃)Beam divergence, full angle (mrad)Pointing stability after warm-up (mrad)Operating Temperature (°C)Modulation optionalBeam diameter at the aperture 1/e2 (mm)Operating temperature (℃)Cooled methodPower supply (12VDC)Power stability (rms, over 4 hours)Fiber NAFiber ConnectorFiber Length (m)Cooling wayWarranty
MSL-FN-721721 nm1~300 mW–TEM00Single<1MHz<1%, <0.5%<10<8<±20010-35PSU-H-FDA>10000––––––––––––––––––––––––Datasheet
MSL-R-721721 nm300~1000 mW–TEM00Single<5MHz<0.5%–––20-30–>10000<3%, <2%, <1%<1.3~1.5>100:1, Vertical (Horizontal optional)<8WCH-580PSU-W-FDA–––––––––––––––––Datasheet
MLL-FN-721721 nm1~800 mW–TEM00––<1%, <0.5%<5––10-35PSU-H-FDA>10000<2%, <1%, <0.5%<1.2–––––>100:1, Horizontal (Vertical optional)PSU-SR-OEM(12V/25A)–––––––––––––––Datasheet
MRL-U-721-SU721 nm1~800 mW–TEM00–––<5–––PSU-H-FDA/ PSU-H-LED/ PSU-SR>10000–<1.2<1.0>100:1, Vertical (Horizontal optional)–––––<2%, <1%, <0.5%<1.5<0.0510-35DC-1kHz, 1kHz-10kHz, 10kHz-30kHz optional; TTL and Analog optional––––––––––Datasheet
MRL-FN-721721 nm800~1000 mW–TEM00–––<5–––PSU-H-FDA/ PSU-H-LED/ PSU-SR>10000–<1.5–––––>100:1, Vertical (Horizontal optional)–<2%, <1%, <0.5%––10-35DC-1kHz, 1kHz-10kHz, 10kHz-30kHz optional; TTL and Analog optional––––––––––Datasheet
MRL-FN-721-H721 nm1~2 W–TEM00–––<5–––PSU-H-FDA/ PSU-H-LED/ PSU-SR>10000–<1.5–––––>100:1, Vertical (Horizontal optional)–<2%, <1%, <0.5%––10-35DC-1kHz, 1kHz-10kHz, 10kHz-30kHz optional; TTL and Analog optional––––––––––Datasheet
MRL-DP-721-A721 nm1~3.5 W–––––––––––––––––––––––––––––––––––
MRL-DP-721-B721 nm3.5~8 W–––––––––––––––––––––––––––––––––––
MRL-DP-721-C721 nm8~12 W–––––––––––––––––––––––––––––––––––
MRL-FN-721-SM721 nm1~500 mW–––––––––––––––––––––––––––––––––––
AO-U-721-DP721 nm1~200 mW1~40 uJ––––<10––––>10000<5%, <3%–––––––––––––<2.010-35Water cooled12V/25A––––––Datasheet
FC-721721 nm1~9000 mW–––––<5––––10000–––––––––––––––10~35––<1%, <2%, <3%, <5%0.22SMA9051 (Other lengths are available on request)By air1 yearDatasheet
MRL-721(FC)721 nm1~9000 mW–––––––––––––––––––––––––––––––––––

Single Longitudinal Mode SLM Laser, Green and Infrared Single Frequency Laser AT 532 NM and 1064 NM.

2 models
ModelWavelengthOutput / average powerSpectral linewidthOptical noiseM²Power stability (rms, 4 hours , ±3°C)Transverse modeLongitudinal modeBeam diameter at the aperture (1/e2, mm)Polarization ratioPointing stability over temperature (μrad/°C)Cooled method (water cooled)Operating temperature (°C)Power supply (90-264VAC)Expected lifetime (hours)
721721 nm1~300 mW<1 MHz<0.5%<1.2––––––––––
MSL-R-721721 nm300~1000 mW<5 MHz<0.5%<1.3<3%, <2%, <1%TEM00Single~1.5>100:1, Vertical (Horizontal optional)<8WCH-58020-30PSU-W-FDA>10000Datasheet

Not sure which model fits?

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