On the heels of the recent purchase of independent stand-out Collard Rose, the collective grows stronger larger with the acquisition of one of the largest independent optical laboratory remaining in the U.S., as well as two other sizeable independent labs. Reliable sources confirm Essilor has purchased Pech Optical, Rite-Style (http://eyeoverheard.wordpress.com/2009/01/30/a-message-from-rite-style-optical/) and Cherry Optical in an effort to slake the seemingly insatiable thirst for market share.