Heliopan 52mm Graduated Neutral Density 2x (705267)Heliopan's world renowned Graduated Neutral Density Filter enables the user to regain control over unideal light conditions. GND filters have the acute ability to balance light intensity in one part of a scene with another while transitioning between the two, often imperceptibly. This is especially important under bright light conditions where a properly exposed foreground results in an washed out, over exposed sky while exposing for the sky will