Scanning electron microscopy (sem) is suitable for the observation of the surface topography of metals, ceramics, semiconductors, minerals, biology, polymers, composites and nano-scale one-dimensional, two-dimensional and three-dimensional materials (secondary electron image, backscattered electron image).It can be used to analyze the point, line and surface components of microregion.It is widely used in petroleum, geology, mineral field, electronics, semiconductor field, medicine, biology field, chemical industry, polymer material field, criminal investigation of public security, agriculture, forestry and other fields.

OPTO-EDU is one of the top professional supplier for microscope from China, we focus in microscope & educational field for more than 20 years. As the top recommended seller for microsocpe on alibaba, we have full types microscopes, including biological microscope, stereo microscope, metallurgical microscope, inverted microscope, fluorescent microscope, polarizing microscope, phase contrast microscope, dark field microscope, multi-viewing microscope, DIC microscope, AFM/STM/SPM microscope, zoom microscope, gem microscope, digital micoscope, LCD microscope, comparison microscope, forensic microscope, and all kinds of microscope accessories. Our customer comes from more than 104 countries, such as United States, Britain, Russia, Canada, Germany, Denmark, Poland, Sweden, U.A.E., Qatar, Saudi Arabia, Egypt, Mexico, Argentina, Chile, Brazil, Korea, Thailand, India, Indonsia, Philliphine and so on. We have been working tirelessly to supply China's nice quality production to the world market!