... condition 4. Light shape is in B grade Applications:1,Laser pointer2,Industrial laser marker / measuing instrument3,Bar code reader ... specilized in encapsulation,testing, producing of the semiconductor laser diode ,and we can do the OEM and ODM ... 4 million PCS per month.The wavelength for the laser diode have below series: 635nm650 nm,660 nm,780 ... nm,The power from 1mW to 500MW laser diode IDL-65052-B