The MM-1 transmission reflection metallographic microscope is mainly suitable for observing transparent, semi transparent or opaque objects in the electronics, metallurgy, chemical and instrumentation industries, which require both transmitted and reflected light illumination, such as integrated blocks, printed circuit boards, liquid crystal panels, films, fibers, textiles, coatings and other non-metallic materials. It is also suitable for observation and analysis in medicine, agriculture and forestry, public security, and scientific research departments.