For the red part of the spectrum, which is very important, the choice fell on a bright red laser (Kvant 637nm)

Pour la partie rouge du spectre, qui est très importante, le choix s’est porté sur un laser rouge vif (Kvant 637nm)

Specs:

Beam size: 3.5 x 3.5 mm

Divergence full angle 1.5 mRad

Linear polarization

M² factor: 5 horizontal  7 vertical

Analog modulation > 30khz

Quad Laser project