Cleveland Electronic Research and Development 4564 Johnston Pkwy EMX is a leading innovator of factory and process automation sensors. Product offerings include color sensors, color-mark sensors, luminescence sensor, contrast sensors, opacity sensors, vehicle detection sensors, motion control, photeyes and other access controls. Cleveland OH Electronic Research and Development EMX Inc www.emxinc.com sensor sensors senors detecting motion sensors for gates sensors and electronic accessories for gates color sensor color-mark sensor contrast sensor luminescent sensor opacity sensor Farbsensor capteur de couleur sensor de color sensore sensor sensors senors detecting motion sensors for gates sensors and electronic accessories for gates color sensor color-mark sensor contrast sensor luminescent sensor opacity sensor Farbsensor capteur de couleur sensor de color sensore Business Reviews EMX Inc Testimonials