The Shuangyi Microscopic Measuring Instrument is a high-precision portable measuring instrument developed by Shuangyi to meet the needs of users for fast and convenient verification testing through product image measurement technology. It can measure two-dimensional plane dimensions with one click to achieve portable and fast measurement of data dimensions and other parameters of basic geometric shape products. In the field of industrial manufacturing, it is widely used for product quality control and process improvement due to its convenient and fast operation, which can improve the efficiency of production lines and product quality.