flexible mounting device clamps and laser level device with bright cross beam red laser lines on white background

accuracy accurate lines alignment beam bright clamps clipping path coordinate copy space cross electric equipment geodetic highly visible illumination indoor crossline infrared instrument isolated white laser device distance meter level leveler light plumb leveling line mark measure measurement modern mounting multiple surfaces optical parallelism pendulum system portable positioning precisely precision projects red rotating 360adeg neck ruler selfleveling spirit surveying tool background flexible background wide array applications