Increases contrast between reds and yellows. Particularly useful for distant outdoor shots taken with a telephoto lens. Also useful in color photography for spectacular sunsets, seascapes, etc.
Orange is the 'medium' of the contrast filters for black and white photography.
Milder than red and stronger than yellow, it completely eliminates ultraviolet, darkens blues and greens and is excellent for telephotography of mountain and marine scenes.
Available in most sizes.
Darkens blues and greens while eliminating ultraviolet.
Ideal for mountain and marine scenes.
The most all around of contrast filters
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. There are a few exceptions in the special effects range which, due to the special materials used in construction, do not have coatings applied.