OSI Systems (NASDAQ:OSIS) reported quarterly earnings of $2.60 per share which beat the analyst consensus estimate of $2.54 by 2.36 percent. This is a 6.56 percent increase over earnings of $2.44 per share from the same period last year. The company reported quarterly sales of $453.246 million which beat the analyst consensus estimate of $449.263 million by 0.89 percent. This is a 2.08 percent increase over sales of $444.000 million the same period last year.