Yijin Hardware Tells You How the Micrometer was Born?


Keywords:the micrometer As early as the 18th century, the micrometer appeared on the manufacturing stage in the development of the machine tool industry. Micrometer is still one of the most common precision measuring tools in the workshop. Today, xiaobian will briefly introduce the birth and development of the micrometer for you.       Initial attempt to measure length with thread The first use of the thread principle to measure the length of an object was realized in the 17th century. In 1638, astronomer W. Gascogine of Yorkshire, England, applied the thread principle to measure the distance of stars. Later, in [...]