Promaster 9308 52mm Variable ND Digital HGX Filter (1.3-8.6 Stops) Ball Heads Autofocusing and subject tracking are

Autofocusing and subject tracking are smooth and silent with virtually no focus breathing

Easily change fabrics using a hook-and-loop fastener

yet it does so much

Oversize window to view your LCD and controls

Frame attractive close-ups and waist-up shots with striking subject separation

Promaster 9308 52mm Variable ND Digital HGX Filter (1.3-8.6 Stops) Ball Heads Autofocusing and subject tracking areFeatures: The ProMaster Digital HGX Variable Neutral Density Filter variable neutral density filter providing light reduction of about 1. 3 to 8. 6 stops. The ND3 to ND400 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. ProMaster Digital HGX filters are the most advanced optical filters available today for digital photography featuring: Next Generation