OSI Systems Receives Follow-On Order from EDO Corporation for $5.8 Million

HAWTHORNE, Calif.--(Business Wire)--OSI Systems, Inc. (NASDAQ: OSIS), a vertically-integrated provider
of specialized electronic products for critical applications in the
Security and Healthcare industries, announces today that its
Optoelectronics and Manufacturing division has received a follow-on
order from EDO Corporation for approximately $5.8 million.

Under the terms of the contract, OSI's Optoelectronics and
Manufacturing division will deliver electronic sub-assemblies to be
used by EDO in its "CREW 2.1" vehicle-mounted electronic jammer
systems currently under contract for ultimate delivery to the U.S.
Department of Defense.

Mr. Deepak Chopra, President and Chief Executive Officer of OSI
Systems, stated, "We continue to work closely with EDO on this
critical U.S. Government contract. This contract award comes after
recently being honored by EDO as their Outstanding Supplier for
Electronic Manufacturing Services in 2007."

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. The Company 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
subsidiaries, visit www.osi-systems.com.

This press release contains forward-looking statements within the
meaning of Section 27A of the Securities Act of 1933, as amended, and
Section 21E of the Securities Exchange Act of 1934, as amended. Such
statements include information regarding the company's expectations,
goals or intentions about the future, including, but not limited to
the Company's contract to deliver electronics to EDO. The actual
results may differ materially from those described in or implied by
any forward-looking statement. Other important factors are set forth
in the Securities and Exchange Commission filings OSI Systems, Inc.
All forward-looking statements speak only as of the date made, and the
Company undertakes no obligation to update, amend or clarify these
forward-looking statements.

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

Copyright Business Wire 2008