The lightweight MB-430 matte box is a 3 stage 4" x 5.65" matte box and fits directly on lenses with a front diameter of 138 mm. Two rear 4’’ x 4’’ / 4’’ x 5,65’’ combo filter frames, of which one is fully rotatable, and a fixed 4’’ x 5,65’’ compartiment inside the hood are integrated. By adding the swing away adapter, the MB-430 can be easily transformed from clip-on matte box into a 15 mm LWS, or optional 15 mm studio or 19 mm rails mounted matte box. The Vocas patented internal eyebrows are integrated in the hood of matte box, for optimal flair control and reduction of reflections. Side flag hinges are integrated in the hood for mounting an optional side flag kit (0440-0002). In combination with the weight of the matte box (600 grams), the MB-430 is a perfect solution cine and DSLR purposes.