TM 1000 Tabletop

The Hitachi TM 1000 is a tabletop scanning electron microscope (SEM) designed for metrology and inspection applications. The TM 1000 operates with a Windows 10 operating system and provides automatic image adjustment functions.^[3][5][6]

The TM 1000 offers magnification from 20x to 10,000x and uses a high-sensitive semiconductor backscattered electron detector. The system features quick specimen exchange and quick pump-down, and can be operated from a laptop computer interface.^{[3][5][1][2][4]}

The TM 1000 uses backscattered electrons for image formation and operates under a variable-pressure vacuum, which allows observation of non-conductive samples without metal coating. The system includes a charge-up reduction mode to minimize image disturbances from sample charging.^[1][2][4]

The electron gun uses a pre-centered cartridge filament with an accelerating voltage of 15 kV. The microscope provides automatic start, autofocus, and automatic brightness/contrast control. The evacuation system consists of a turbomolecular pump (30 L/s) and a diaphragm pump (1 m³/h).^[1][2][4]

The TM 1000 can accept samples up to 70 mm in diameter and 20 mm in height. The sample stage provides X=15 mm and Y=18 mm of traverse motion. Image data is captured at 640 × 480 or 1280 × 960 pixels and saved in BMP, TIFF, or JPEG formats.^[1][2][4]

The microscope's ability to observe non-conductive samples without metal coating and its charge-up reduction mode make it particularly useful for materials science, failure analysis, and educational settings where sample preparation must be minimized.^[1][2]