The x ray grids board outer appearance is a 4~8MM thick tablet

X ray grids are placed between the human body and the film to flutter most of the scattered lines. Only a small portion of the scattered lines flutters.

The x ray grids board outer appearance is a 4~8MM thick tablet. The internal structure of the fixed x-ray grid is composed of many thin lead grids arranged into focus. The two lead strips are positioned and cemented together with a substance that penetrates x-rays. Fillers can be wood, paper or aluminum sheets.Finally up and down with thin aluminum packaging, forming a screen grid version. From the view of the section, the direction of arrangement of the filter plate lead will converge to a point. From the whole grid board, there is a convergence line.