Get the best results using the Lee .6ND Graduated Neutral Density Hard Edge 4x6 Inch Resin-Requires Holder. Enhance your landscape photography by adjusting the exposure selectively without affecting the color balance. Designed to be used with the mounting holder, it can be used along with other filters for a creative photography. This filter comes with a reduction of exposure by 2 stops and has the strength of .6ND. You can take brilliant images of horizon or jagged or mountainous horizons using this filter. Best for landscape photography, it is ideal for using with both digital and film cameras.