Orbital systems offers extremely rugged operator safety photo guards that are light curtains to meet international standards. The photo guards light curtains are available with salient features like dual electronic circuit with special output of feedback to check operation; self-test quality for fail safe and reliable operation; faster than 10m/sec response time; built-in search surge suppressor; and housed in extruded a/c sections and to withstand electrical and mechanical impacts. These photo guards come with technical specifications like micro controller based safety guard in 90 mm to 2000 mm screen height; 4 to 96 beams; and up to 10 metres range. The company supplies latest range of operator safety photo guards with intelligent beam by-pass. The company also provides operator photo screens, incremental rotary encoders, absolute encoders, digital linear transducers, linear potentiometers, linear scales, micro processor based counters and programmers, stepper motors and drives for extreme environment, proximity switches, infra red sensors, laser measurement systems for rubber and tyre industry, flexible couplings, etc.