Optical measurement refers to noncontact measurement utilizing numerous light sources. It often requires a minimum of one lens, a light source and a detector. It differs from other forms of inspection in that instead of utilizing a tactile measurement methodology like a touch probe, it uses either a degree of reference (e.g. a crosshair) or a pc to calculate edge detection. Two of its greatest benefits are its capability to measure options too small or fragile to measure by contact,…