Proaim Matte box MB-600 with French Flags and a Filter Holder Mechanism

This Proaim Matte box is compatible with all DV/DSLR cameras with normal or wide angle lenses. Proaim matte boxes are precisely designed to prevent the lens from exposing to redundant light and allow the cinematographer to apply 4" x 4" filters and control the image effects. Kit includes: MB-600 Mattebox 3 x Side and French Flags 4x4 Filter Holders 4:3 and 16:9 Format Masks Set of 5 Foam Donut Rings and Central Bracket Features: Proaim MB-600 Mattebox: This mattebox is easily detachable. It's light in weight and made of strong material.   Interchangeable Masks: Proaim mattebox comes with both 4:3 and 16:9 aspect ratio formats,so this mattebox can be used with both normal and wide angle lenses The 4:3 and 16:9 ratio masks can easily be attached or detached with four small screws in the front of the mattebox.   Sunshade/filter holder: Features a non-reflective rectangular shade that allows for single ordual filter applications This mattebox has two 4 x 4 filter holders, perfect for polarizers and combination of square filters. The rotating filter holder enables user to eject or install square filter without disturbing the microphone or flash settings.   Foam Donut Rings: Proaim mattebox with rod support attaches to the cameras with only a soft foam cushioned lens ring (donut) in contact with the lens barrel, so you don't have to worry about your lens during the bumps and grinds of capturing exciting footage. The outer dia of this mattebox is 95mm.   Front Adjuster: The front adjuster attaches the mattebox to the 15mm rods. The front adjuster is made of metal and has a quick lock mechanism.   Adapter Ring: A 95-77 mm adapter ring is available for Sony PMW-EX1 cameras.