Specialized microscope for microstructure observation, quality inspection, and material analysis of metallic materials in manufacturing. Observes crystal structure, grain boundaries, inclusions, surface treatment conditions, and corrosion states of metals at high magnification to evaluate mechanical properties and workability. Features reflected illumination system optimized for surface observation of opaque metal specimens. Used for microstructure inspection of castings, quality control of welded joints, surface condition verification of machined parts, and heat treatment effect validation. Supports various observation methods including bright field, dark field, polarized light, and differential interference contrast observation. Enables image recording and analysis through connection with digital cameras and monitors. Unlike biological or electron microscopes, this is a manufacturing-specialized inspection equipment with optical and illumination systems dedicated to metallic materials.