OSI Systems, Inc. is an integrated designer and manufacturer of specialized electronic systems and components for critical applications. The firm sells its products and provides services in diversified markets, including homeland security, healthcare, defense and aerospace. It operates through the following segments: Security; Healthcare; and Optoelectronics and Manufacturing. The Security segment provides security inspection systems; turnkey security screening solutions; and related services. The Healthcare segment offers patient monitoring, cardiology, anesthesia systems, and defibrillator products. The Optoelectronics and Manufacturing segment covers specialized electronic components and electronic manufacturing services for the Security and Healthcare segments. The company was founded by Deepak Chopra in May 1987 and is headquartered in Hawthorne, CA.