■ Variable ND filter is a revolutionary item that allows you to freely adjust the amount of light reduction by rotating the filter front frame. The amount of light can be adjusted from ND2 to ND400, eliminating the hassle of replacing filters when taking pictures. ■ Long exposure shooting at any shutter speed while maintaining the resolution of the lens. It reduces the amount of light without affecting the color, so it can be used to create fantastic and varied expressions such as fluid depiction of waterfalls and streams or light spots, night scenes that capture the light of your car, and to eliminate the crowd in the street corners of the day. ■ Uses high quality optical glass with excellent color reproduction. The frame is made of metal for a secure fit, and has an excellent seal, and is thin frame design that prevents vignetting easily. Lightweight and durable filter