0000950134-07-023178 10-Q 5 20070930 20071107 20071107 OSI SYSTEMS INC 0001039065 3674 330238801 CA 0630 10-Q 34 000-23125 071222487 12525 CHADRON AVE HAWTHORNE CA 90250 3109780516 12525 CHADRON AVENUE HAWTHORNE CA 90250 10-Q 1 a35215e10vq.htm FORM 10-Q EX-31.1 2 a35215exv31w1.htm EXHIBIT 31.1 EX-31.2 3 a35215exv31w2.htm EXHIBIT 31.2 EX-32.1 4 a35215exv32w1.htm EXHIBIT 32.1 EX-32.2 5 a35215exv32w2.htm EXHIBIT 32.2