TAKEX Sensor, SEEKA sensor operate by sensing the reflected light of internal RGB LED (red, green, blue) illuminators and comparing CS-R10the reflected light with the illumination light to derive a high quality, high confidence signal corresponding to the actual color of the object being detected. Variations of this sensor use a Halogen or tungsten light source or external illumination. Applications include, fruit sorting based on color, textile, or thread identification, color verification of self-illuminating objects, etc.