... helps improve the quality of film layers.It is suitable for coating antireflection coating, optical filter, multicolor, red, yellow, ... resistance evaporation, single power source, power: 5WE-beam,high pressure, adjustable, 6KV-10KV,power: 6KWIon sourceKerr source,double filament,power: 2KWFilm thickness controllerMDC ... be designed according to customers request Optical Vacuum Coating Machine for lens