... 3.473nm Blue Laser Blue laser-473nm Blue DPSS Laser(20-150mW) Features:1.Ultra Compact 2.Lost Cost3.Long Lifetime4 ... -473B-100120mW/SPL-473B-120 Specifications:Model No:SPL-473B-20,30,40,50,80,100,120,150Wavelength(nm):473Output Power ... (mW)>20,30,40,50,80,100,120,150Transverse Mode:Near TEM ...