CHATSWORTH, Calif., Oct. 31, 2011 (GLOBE NEWSWIRE) -- IRIS International, Inc. (Nasdaq:IRIS), a leading manufacturer of automated in-vitro diagnostics systems and consumables, and a developer of high-value personalized diagnostics tests, today announced that it will it will host a Technology Day for investors and analysts on Friday, December 2, 2011 from 8:00am to 10:30am Eastern time, at the New York Athletic Club located at 180 Central Park South in New York, New York.