The AutoVicky ZVK-1050AF uses one controller and one PC to control two Hardness testers, one is AutoVicky ZVK-1000F Automatic Micro Vickers and Knoop Hardness Tester with auto-focus system, the other is AuoVicky ZHV-50A Automatic Macro Vickers hardness tester, both units are equipped with motorized X-Y auto stage, auto-measurement for indentation of Vickers and Knoop case depth measurement is automatically.