[Name] Camera Filter gives a steelier blue effect than the blue filter and gives cool tones to skies. This filter is clear in the bottom half with a gradual transition to the color effect in the top half. primarily used for skylines or landscape shots. This hard edge grad has a more defined hard lined transition and is usually used for longer focal lengths. Different graduated color filters can be used in combination together or with solid color or neutral density filters to give interesting bespoke effects.