Generic Portable 30X Power Jewelers Magnifying Glass Gold Eye Loupe

4.7

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$ 10.50

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Description

Optical instruments are composed of single or multiple optical devices. Optical instruments are mainly divided into two categories, one is optical instruments that form real images, such as slide projectors, cameras, etc.; the other is optical instruments that form virtual images, such as telescopes, microscopes, magnifying glasses, etc.Optical instruments are a very important component category in the instrumentation industry, and are indispensable tools for observation, testing, analysis, control, recording and transmission in various fields of industrial and agricultural production, resource exploration, space exploration, scientific experiments, national defense construction and social life. . In particular, the function of modern optical instruments has become the extension and expansion of the function of human brain.With the growing demand in downstream applications, the market size of the domestic optical instrument manufacturing industry has also shown a rapid expansion in recent years. By the end of 2010, there were 395 enterprises above designated size in my country\