OSI Systems, Inc. is a vertically integrated designer and manufacturer of specialized electronic systems and components for critical applications. The Company sells its products and provides related services in diversified markets, including homeland security, healthcare, defense and aerospace. The Company has three operating divisions: Security, Healthcare, and Optoelectronics and Manufacturing. Security provides security and inspection systems, turn-key security screening solutions and related services. Healthcare provides patient monitoring, diagnostic cardiology and anesthesia systems. Optoelectronics and Manufacturing provides specialized electronic components for the Security and Healthcare divisions, as well as for applications in the defense and aerospace markets.