OSI Systems ( OSIS) climbed 14% after the maker of inspection systems posted better-than-expected fiscal third-quarter earnings. For the quarter ended March 31, the company earned $1 million, or 6 cents a share, reversing a year-earlier loss of $2.9 million, or 18 cents a share. Analysts expected a profit of 3 cents a share. OSI's revenue rose to $109.8 million from $94.2 million, surpassing analysts' estimate of $108.1 million.

OSI Systems continues to see second-half revenue of $231 million to $236 million. For all of 2006, the company expects revenue of $450 million to $455 million. Analysts project full-year revenue of $450.8 million. Shares were trading at $20.61, up $2.51.

Shares of Viisage Technology ( VISG) rose 8% after the digital-identification company's first-quarter results beat expectations. The company reported a loss of $2.2 million, or 7 cents a share, on revenue of $23.4 million. Analysts expected a wider loss of 12 cents a share and revenue of $20.8 million. Last year, the company recorded a first-quarter loss of $1.6 million, or 9 cents a share, on revenue of $16.8 million.

Assuming that Viisage's merger with Identix ( IDNX) is completed during the second quarter, the combined entity expects to post second-half adjusted earnings before interest, taxes, depreciation and amortization of $23 million to $27 million. The combined company predicts second-half revenue of $120 million to $125 million. Shares of Viisage were trading up $1.21 to $16.10, while shares of Identix rose 86 cents, or 14%, to $7.23.

Other technology movers included Microsoft ( MSFT), down 19 cents to $22.96; Sun Microsystems ( SUNW), down 22 cents to $4.53; Intel ( INTC), down 30 cents to $19.02; JDSU ( JDSU), up 7 cents to $2.83; Cisco Systems ( CSCO), down 21 cents to $20.35; Sirius Satellite Radio ( SIRI), down 2 cents to $4.22; Nortel Networks ( NT), down 12 cents to $2.46; Apple Computer ( AAPL), down $2.14 to $65.65; Oracle ( ORCL), up 3 cents to $14; and Lucent Technologies ( LU), up 2 cents to $2.63.

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