H&Y RevoRing Variable Neutral Density ND3-1000 Filter

H&Y Revoring Variable ND Filter (67-82mm)
Key Features-
1) 1.5- to 10-Stop Density Adjustment
2) Fits 67-82mm Lens Filter Threads
3)Variable ND Filter & Circular Polarizer
4) Size-Adjustable Adapter Ring
5) Multicoating & Resistance Coating
6) Twist to Attach in Seconds