Opto Circuits (India) Ltd. engages in the development, manufacture, market, and distribution of medical equipment and products. It operates through the following segments: Sensors, Monitors, and Others. The company was founded by Vinod Parasram Ramnani, Usha Vinod Ramnani, Thomas Dietiker, and Jayesh Chandrakant Patel on June 8, 1992 and is headquartered in Bangalore, India.