OConnor Clamp Ring (150-143mm) for O-Box WM Matte Box System

introducing the o box WM from O'Connor a vitek group brand and the leading manufacturer of the world's premier fluid head and support technology for cinematography the new wide mini matte box a surprise addition to o'connor's new line of professional camera accessories is a two-stage matte box designed around the sixteen by nine format sensor the o box can accommodate lenses up to 18 millimeters in diameter and in some cases even wider 24 x 565 filter trays and a third 138 millimeter round receptacle allow up to three filters to be used simultaneously of the two top loading filter trays the rear tray is rotatable to handle specialty applications the o box is the first matte box on the market to feature an integrated hand grip system by introducing a variety of mounting points at the left right and bottom center of the matte box the popular grip system is integrated seamlessly this uniqu