Tiffen 72mm Color Graduated Neutral Density 0.6 Filter

Product description Often, you want to balance light intensity between two areas within a scene. This is important outdoors to allow more sky detail while properly exposing the foreground. Exposing for the foreground will produce a washed-out, over-exposed sky, exposing for the sky will leave the foreground dark, underexposed. Amazon.com The perfect solution to transform a pallid sunrise or sunset into something spectacular. A neutral density 0.6-to-clear is often best for balancing sky to foreground.