Preserve Exposure Balance: SmallRig Matte Box Kit With CPL&VND Filters 5011 is designed for mirrorless camera video shooting, maintaining depth of field while adjusting external light flux to preserve exposure balance and prevent glare and flares from sunlight or other strong light sources | Full Focus HD: The filters utilize imported high-definition glass with a 22-layer dual-sided coating technology, providing highly accurate color reproduction and minimal color distortion within the 350-700nm wavelength range | No Dark Cross Shadow: The VND features 2-5 stops with infinite adjustment. Incorporated hard stop and light transmission limit technologies effectively eliminate VND cross patterns | Magnetic Attraction Design: The VND filter frame features dual CPL+VND filter functionality with a magnetic attachment for various CPL and VND combinations. You can also choose to purchase black diffusion filter kits (ID 4650, 4652) and ND filter kits (ID 4799) are available to meet all your needs | Quick Release Design: SmallRig matte box kit adopts modular design, the VND filter frame features an automatic locking system that can be quickly released with a single press | No Vignetting: With its lightweight and slim design and front-mounted lens compatibility, it achieves attaching ≥16mm focal length without vignetting (while using with full-frame camera and lens setups). This kit also includes four common threaded adapters (Φ67-95mm; Φ72-95mm; Φ77-95mm; Φ82-95mm) and a 4x5.65" filter frame to cater to different lens and filter specifications | Please Note: 1.Compatible only with SmallRig ID 3556, 3645, 3641, 3646. 2.The filter frame's inner lens-mounted design is compatible with a wider range of focal lengths. 3.When combining CPL1 with CPL2/CPL3 to form VND, ensure alignment points are within the VND range line. 4.CPL filters, ND filters, and softboxes are directional and need to be installed with the logo facing outward