These filters offer both amateur and professional photographers HOYA's famous quality at reasonable prices. They have coatings applied to both surfaces to suppress reflection and increase light transmission.\nSuitable for landscape and portraiture, the Hoya Softener A filter is randomly scattered with small drop-like shapes creating a clear focus with soft gradation. These filters work best when used with an object having a point light source such as a candle or match. Colour reproduction is easy, and there is no need for exposure adjustment.