With the SmallRig Multifunctional Vnd Filter Tray Kit 4415, photographers and videographers can effortlessly enhance their matte box setups (compatible with models 3556, 3645, 3641, and 3646) by easily mounting filters on top. This innovative Vnd filter tray is engineered with an automatic locking mechanism, allowing for quick and seamless unlocking with just a single press. Its slim design and front-mounted installation ensure no vignetting at focal lengths of 16mm or greater on full-frame cameras and lenses, effectively reducing glare in challenging lighting conditions.The filter tray supports versatile filter combinations, enabling users to magnetically stack Cpl, Vnd, and Diffusion filters for customized effects. The Vnd filter offers a 2-5 stop range with continuous adjustment, eliminating the unwanted X-pattern effect thanks to its hard stops and advanced light transmission control technology.