OSI Systems Receives EU Security Certification for Liquid Explosives Detection with Carry-On Baggage Scanner

OSI Systems, Inc. (NASDAQ: OSIS), a vertically-integrated provider of specialized electronics and services, today announced that its Security division Rapiscan’s 620DV (Dual View) advanced baggage scanner has passed the European Civil Aviation Conference’s (ECAC) common evaluation process (CEP) Standard 2 threat detection test for Liquid Explosive Detection Systems (LEDS). The 620DV has also been approved for use by the US Transportation Security Administration (TSA).

“More than ever, airports need a complete and cost effective screening solution that can not only detect conventional explosive threats but also differentiate between threatening and benign liquids,” said Ajay Mehra, President, Rapiscan Systems. “Rapiscan’s 620DV is the ideal solution for airports, airlines and regulators across the globe striving to meet the challenges posed by liquids in carry-ons; the 620DV provides an affordable, high-performance security solution that meets the regulatory requirements of today and emerging measures in the future.”

The Rapiscan 620DV has also been approved for use by the UK’s Department for Transport and the US Transportation Security Administration for both aviation checkpoint screening and air cargo screening. It can also be used for critical non-aviation applications such as military checkpoints, customs inspection and the protection of national infrastructure.

About OSI Systems, Inc.

OSI Systems, Inc. is a vertically integrated designer and manufacturer of specialized electronic systems and components for critical applications in the homeland security, healthcare, defense and aerospace industries. We combine more than 30 years of electronics engineering and manufacturing experience with offices and production facilities in more than a dozen countries to implement a strategy of expansion into selective end product markets. For more information on OSI Systems Inc. or any of its subsidiary companies, visit www.osi-systems.com. News Filter: OSIS-G

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements relate to the Company’s current expectations, beliefs, projections and similar expressions concerning matters that are not historical facts and are not guarantees of future performance. Forward-looking statements involve uncertainties, risks, assumptions and contingencies, many of which are outside the Company’s control, that may cause actual results may differ materially from those described in or implied by any forward-looking statement. All forward-looking statements are based on currently available information and speak only as of the date on which they are made. The Company assumes no obligation to update any forward-looking statement made in this press release that becomes untrue because of subsequent events, new information or otherwise, except to the extent it is required to do so in connection with its ongoing requirements under Federal securities laws. For a further discussion of these and other factors that could cause the Company’s future results to differ materially from any forward-looking statements, see the section entitled “Risk Factors” in the Company’s Annual Report on Form 10-K for the year ended June 30, 2011 and other risks described in documents subsequently filed by the Company from time to time with the Securities and Exchange Commission.