The E6C3-AG5B-720 2M is a rotary, incremental optical encoder manufactured by Omron. It has a wide range of operating speeds, a maximum rotational speed of up to 3000 rounds per minute and an improved resolutions of 2mm, with up to 256 pulses per revolution. The unit can provide quadrature output signals, and is designed to be durable and long-lasting with its reinforced resin housing. The encoder also offers selectable pulse count frequencies, two channels of complementary and push-pull output, and an LED indicator. It is suitable for various monitoring and positioning applications.