CHATSWORTH, Calif.--(BUSINESS WIRE)--IRIS INTERNATIONAL, INC. (NASDAQ: IRIS) will hold a conference call to discuss second quarter financial results on Thursday, August 9, 2007, at 4:30 p.m. Eastern time. César García, President and Chief Executive Officer, and Veronica Tarrant, Interim Chief Financial Officer, will review the Company’s results, which will be released at the close of trading on that day.