diffuse reflection sensor that use reflection to detect the presence of objects, whereby the sensor emits a light that is reflected by the object, and the reflected light is detected by the sensor and the sensor switches, difuusne peegeldustajur, mis kasutab objektide olemasolu tuvastamiseks peegeldust, seejuures tajur kiirgab valgust, mida objekt peegeldab, ja peegeldunud valguse tuvastab tajur ja edastab vastava signaali