OO9208-31 Oakley Radar EV Path Silver Prizm Field MLB Collection. Prizm is a revolution in lens optics built on decades of color science research. Prizm lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility. Our original Radar eyewear combined everything we learned from decades of research with the worlds best athletes, and with the taller lens of Radar EV and its extended range of view in the upper peripheral region, the heritage of performance has a new milestone. Lightweight O Matter frame ...