The Trilas TL is a unit manufactured by Delta company. It is a laser triangulation measurement that is digital with high resolution that have sensor for measurement of dimensional data. It is an autonomous sensor mounted in a cast aluminium housing containing a visible laser emitter with its power supply and a diode array with focalisation optics and a signal processing electronic circuit. The accuracy of the unit is better than 0.08 % to 0.15 % depending on the measuring range.