Sigma Drop in WR Variable ND RND-21 300-600mm f4 DG OS - Sony E-mount

Achieve stunning effects with this Sigma variable ND filter, controlling light precisely. Enjoy 1 to 7 stops of light reduction for creative long exposure photography. Maintain exceptional image quality with a dedicated Sigma filter for your lens. The RND-21 drop-in filter is designed specifically for 300-600mm Sony E mount lenses. Capture smooth, cinematic videos with reduced rolling shutter using this ND filter. Protect your lens while controlling exposure; scratch resistance ensures durability.