Polaroid Optics ND 0.9 Neutral Density Filter For The Olympus Evolt E-30, E-300, E-330, E-410, E-420, E-450, E-500, E-510, E-520, E-600, E-620, E-1, E-3, E-5 Digital SLR Cameras Which Have Any Of These (14-42mm, 40-150mm, 70-300mm) Olympus Lenses Eliminates Overexposed & Washed-Out Images Lets You Use Larger Aperture Settings Keep Your Subject In Focus While Blurring Background/Foreground Even In Bright Light Will Not Effect Color Or Detail Of Scene