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Power stability, linewidth, beam quality

FC-669669 nm red CW laser

669 nm

The FC-669 is a 669 nm continuous-wave fiber-coupled laser source. The laser output is coupled into an optical fiber for delivery to the experiment. The fiber core, numerical aperture and connector determine compatibility with the receiving optics. The TTL and analog modulation options control different things: TTL gates the beam on and off, while analog control varies its intensity. Modulation bandwidth sets how quickly the source can follow a changing command.

Specifications

FC-669

16 specification rows

Output / average power1~180 mW
Operating modeCW
Power stability (rms, over 4 hours)<1%, <2%, <3%, <5%
Fiber NA0.22
Fiber ConnectorSMA905
Fiber Length (m)1 (Other lengths are available on request)
Warm-up time (minutes)<5
Operating temperature (℃)10~35
Cooling wayBy air
Expected lifetime (hours)10000
Warranty1 year
Wavelength (nm)669±1
Output power after fiber (mW)>1,10, 20 …,180
Fiber Core Diameter (μm)400/ 200 (MM fiber, other fiber core diameter are available on request)
Input power100-240VAC
Modulation optionalTTL on/off, 1Hz- 1kHz, 1kHz- 10kHz, 10kHz-30kHz; and Analog modulation optional.

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Model selection

Nearby series comparison

Compare FC-669 with the closest available models in the CW Lasers family.

Selection parameterFC-669 (current)MLL-III-669MDL-III-669
Wavelength669 nm669 nm669 nm
Optical power / pulse energy1~180 mW1~150 mW1~150 mW
Operating mode / pulse widthCWCWCW