May 10, 2004 SG COWEN & CO., LLC 1221 Avenue of the Americas New York, New York 10020 Dear Sirs: Illumina, Inc., a Delaware corporation (the "COMPANY"), proposes to sell to the Purchasers, pursuant to the terms of this Placement Agent Agreement (this...Placement Agent Agreement • May 14th, 2004 • Illumina Inc • Laboratory analytical instruments • New York
