1.The purpose of the instrument:

Composite levelWidely used for measuring the inclination of planes and columns in the horizontal direction, as well as the flatness, straightness, and accuracy of the installation position of machine tools and optical mechanical instruments such as guides or machine bases.

2.Technical data:

（1）Scale division value-----0.01millimeter/rice

（2）_Measurement range-----0-10millimeter/rice

（3）Indication error

±1millimeter/Within a range of meters-----±0.01millimeter/rice

Within the entire measurement range-----±0.02millimeter/rice

（4）Deviation in the flatness of the working face-----0.003millimeter

（5）Level gauge grid value-----0.1millimeter/rice

（6）Working face (long)*Wide)-----165*48millimeter

（7）Net weight of the instrument-----2kg .