Blue Laser,457nm Blue Laser Module,Laser Module Blue Laser-457nm Blue Laser Module Features1.Ultra compact2.Lost cost3.Long lifetime4.Easy to operate5.ESD Protection6.External modulation available7.Suitable for Measurement,optical spectrum analysis, laser show applications, etcLaser Power & Model No.1000mW/SPL-457B-10002000mW/SPL-457B-20003000mW/SPL-457B-30004000mW/SPL-457B-40005000mW/SPL-457B- ...