wisman High voltage power supply MSs nil %iJS SEM Application OEM Modular Power Supply System Optional ET, RS-232, fiber control Electron Beam, Ion Beam Power System High Accuracy, High Stability, Low Ripple Integrated Single Chassis Solution Corona Free Operation Over-voltage, over-current, short circuit protection OEM customization available V.___J Wisman's EMA high voltage power supply is an integrated multi-output high voltage power supply with digital control. Typical applications include Scanning Electron Microscopy, Electron Beam, Ion Beam, Field Emission Electron Microscopy, Vacuum Chambers, Semiconductor Analysis, Ion Beam Etching, Focused Ion Beam Lithography. The power supply adopts modular design. Interface, logic, and control circuitry are surface-mounted to minimize cost and form factor. Each component (Accelerator, Filament, Suppressor, Extractor) is engineered to meet stringent application-specific requirements with ultra-low output ripple, excellent regulation, stability, temperature coefficient, drift, and accuracy. Each suspended high-voltage power supply is isolated and measured and controlled by Wisman's unique high-voltage isolation technology. TYPICAL APPLICATION Scanning electron microscope, electron gun, ion gun, vacuum gun, semiconductor analysis, ion beam etching, focused ion beam lithography, life science, medical chemical industry, scientific experiment, industrial application. EMB SELECTION TABLE ) 2019.2 Wisman High Voltage Power Supply Corp. All Rights Reserved ______

SEM Application OEM Modular Power Supply System SPECIFICATION PARAMETER Note: The abbreviations in this manual are explained as follows: ACL -- Refers to Accelerator Supply FIL -- Refers to Filament Supply Refers to Extractor Supply Refers to Suppressor Supply ) 2019.2 Wisman High Voltage Power Supply Corp. All Rights Reserved ______

wisman High voltage power supply MSs nil %iJS SEM Application OEM Modular Power Supply System ETHERNET INTERFACEE FRONT VIEW ) 2019.2 Wisman High Voltage Power Supply Corp. All Rights Reserved ______