ProTama 77mm Variable ND Filter ND2-ND400

77mm variable neutral density (2 to 8 stops) filter for ideal for video or convenient long-exposure photos. 72mm step-down ring included.
Slim Frame design specialized for Wide-angle lens.  Unique Nano Multi-Coating. Water & Oil Repellent.  High Defination Optics.  Scratch & Stain Resistant.  German Optics