1. Research in zoology, botany, Kunming, histology, mineralogy, archaeology, geology and dermatology.
2. In the textile industry, it is used for the inspection of raw materials and cotton wool fabrics.
3. In the electronics industry, it is used as a tool for spot welding and inspection of transistors.
4. Inspection of surface phenomena such as crack formation of various materials, pore shape and corrosion.
5. When manufacturing small precision parts, it is used for machine tool device, observation of working process, inspection of precision parts and assembly tools.
6. Surface quality of lenses, prisms or other transparent substances, and quality inspection of precision scales.
7. Distinguish the authenticity of the coins in the composition instrument.
8. It is widely used in textile products, chemical chemistry, plastic products, electronic manufacturing, machinery manufacturing, pharmaceutical manufacturing, food processing, printing industry, and other colleges, ancient research and many other fields.
