... many kinds of laser modules ,like as dot ,line /cross line laser module,DPSS laser,uniformline laser,single longitudinal mode green laserbeam expander laser module etc.We also ... ~ 30WWave length: 405nm -1064nmThe application of the laser can be used in industrial, architectural, medical, scientifics,stage lights,enterainment, military,levellighting, etc. 405nm Blue-violet Cross Laser Module