The SPECTRUM 20W IP54 takes raw coherent power combined with the latest in pure diode technology.
The SPECTRUM 20W IP65 The long time classics - the Spectrum series.
The SPECTRUM 20W “LD” or so called Low Divergence “upgrade” affects the laser beam.
The SPECTRUM 25W IP54 takes raw coherent power combined with the latest in pure diode technology, and pushes this through precise optics, to form a beautiful high power laser projection system.
The SPECTRUM 25W IP65 long time classic - the Spectrum series. Still being the most popular within the high power range of KVANT lasers.