Sep 10, 2008

OSI Systems to Present at the Jefferies 2nd Annual Technology Conference

HAWTHORNE, Calif., Sep 10, 2008 (BUSINESS WIRE) -- OSI Systems, Inc. (Nasdaq:OSIS), a vertically-integrated provider of specialized electronic products for critical applications in the security and healthcare industries, announced today it will be presenting at the Jefferies 2nd Annual Technology Conference in New York City. The presentation is scheduled for 2:00pm ET (11:00am PT) on Thursday September 11, 2008.

To listen to the live web cast of the presentation, please visit the Events and Presentation section of the Investor Relations section of the OSI Systems website (http://investors.osi-systems.com/events.cfm). Additional conference information can be found at the Jefferies & Company web site at www.jefferies.com.

About OSI Systems, Inc.

OSI Systems, Inc. and its subsidiaries is a vertically integrated designer and manufacturer of specialized electronic systems and components for critical applications. The Company sells its products in diversified markets, including homeland security, healthcare, defense and aerospace. The Company has more than 30 years of experience in electronics engineering and manufacturing and maintains offices and production facilities located in more than a dozen countries. OSI Systems implements a strategy of expansion by leveraging its electronics and contract manufacturing capabilities into selective end product markets through organic growth and acquisitions. For more information on OSI Systems Inc. or any of its subsidiary companies, visit www.osi-systems.com. News Filter: OSIS-G

SOURCE: OSI Systems, Inc.

OSI Systems, Inc. 
Jeremy Norton 
Vice President 
Investor Relations & Business Development 
310-349-2372 
jnorton@osi-systems.com

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