1、 Purpose:

The cylindrical magnifying glass has a simple structure and is easy to use. Widely used for printing quality control, observation of printing dots and angle sizes, printing color separation, silk screen mesh measurement, color printing and overprinting error measurement, as well as fine identification, assembly operations, pipe and metal section observation, it is an essential tool for the identification of printing industry and circuit boards, precision electronic components, clock repair, antiques, jewelry, jade, etc.

2、 Technical parameters: