CHATSWORTH, Calif.--(BUSINESS WIRE)--July 20, 2006--IRIS INTERNATIONAL, INC. (NASDAQ: IRIS - News) will hold a conference call with members of the investment community on Wednesday, August 2, at 4:30 p.m. Eastern time. Cesar Garcia, President and Chief Executive Officer, and Donald C. Mueller, Chief Financial Officer, will be reviewing the Company’s financial results for the second quarter ended June 30, 2006, which will be announced at the close of the market.