Achieve precise white balance with various filters to affect the white balance and color with filters color correction and graduated filters. The Y52 (Yellow) filter offers the strongest absorbtion of blue and ultraviolet light effects and is commonly used for landscape photography. The R60 (Red) filter decreases all colors of the spectrum, except red; and is used with infrared film for special effects. The ND4X subdues all colors equally and is useful when the subject is particularly bright. The O56 (Orange) filter decrease subtracts green, blue and ultraviolet.