The Genus GWMC Wide-Angle Matte Box for 4 x 4" Filters includes a wide-angle matte box with a 105mm attachment, a 4 x 4" rotating filter tray, a 4 x 4" fixed filter tray, and a wide-angle rayshade. Standard lenses as well as wide-angle lenses can be accommodated using the wide rayshade.
Two lockable 4 x 4" filter holders are provided; one fixed and the other 360°-rotatable for graduating filters. Also included is an 82mm adapter ring, as well as a clamp ring that supports lenses and wide-angle adapters with diameters up to 105mm. A GARD donut adapter ring allows you to achieve a secure fit between the lens adapter ring and clamp ring of the matte box. You can use the matte box with 58 to 86mm lenses via screw-in adapter rings.
You can use the matte box with 12 or 15mm rods via an optional adapter unit. Weighing just 11.9 ounces, the Wide-Angle Matte Box is portable and provides an ideal solution for location-based shoots. You can use the matte box with camcorders and DSLRs such as the Canon 5D or 7D.