Electron microscope; Electron microscope that can obtain images of sample located at atmospheric pressure or low vacuum; Parts of electron microscopes, namely, thin membranes used for an electron microscope to separate an inner vacuum space of the electron microscope from an outer atmosphere space in which a sample is placed; Electron microscope parts; X-ray apparatus, namely, Energy Dispersive X-ray Spectroscopy (EDS) apparatus; Microscope apparatus, namely, cross sectional polisher using io...