Bright appearance of ETD-900C type ion sputtering instrument exquisite, is Beijing Elaborate Technology Deve. Ltd. for SEM users to develop a production of a new type of equipment which can sputter gold, silver, copper, platinum and carbon film. This machine has the advantages of small size, convenient operation and good film formation effect, which can meet the needs of SEM users at any time. It is easy to control the vacuum chamber pressure, ionization current and choose the required ionization gas when working in conjunction with the internal automatic control circuit, so as to achieve the best coating effect. High qualitative jump vacuum pump