Due to weight and center of gravity concerns, the 0.125x telecentric lens requires a mounting clamp and 0.08x telecentric lens includes mounting clamp (removable).

It USES line length equal method to calculate the sag and the mounting position of the suspension clamp in continuous inclined spans of overhead power line.

The hydraulic jack besides USES in the forging and stamping forming, may also use in rectifying, the press mounting, the pack, the briquetting and the clamp and so on.