Tiffen 40.5mm 85 Filter - Color Correcting - Optical Glass - Black

Product Description Using tungsten film in daylight will produce a bluish cast. This 85 Series filter will produce natural colors when shooting with tungsten film outdoors. Manufacturer's Description Sunlight, daylight, incandescent, fluorescent, and other artificial light sources all have color characteristics that vary significantly. Filters give you better images by adjusting for these light variations. Film and video are rated for a particular color temperature such as that of daylight or tungsten light. Filters are used to correct differences in color temperature between the recording medium and the light source.