Colored graduated split-field density filters add a tinge of color to the sky—you often see this effect in magazine advertisements.
Credit: Photo: Katerina Havelkova/Shutterstock
Colored filters come in almost every color you can imagine. Think of the fun of turning the canals of Venice tangerine or capturing a friend's face in a lovely shade of magenta.
Credit: Photo: Marko Poplasen/Shutterstock
Soft-focus or diffusion filters give a misty quality to images and can impart a romantic mood to scenes.
Credit: Photo: J. Wignall