Yellow for the black and white photography can be aslight increase in contrast, for example, a clearer line between heaven and earth.To further increase the contrast, you can use orange filter, or a much stronger contrast of the red lens. These color filters can also be used in color film, sothat the whole scene into a yellow, orange or red.

Green for the black and white photography, portrait photos in the outdoors creates a more delicate, sober sense of style, skin tone and contrast. The skin tones in the photograph leads to a modest description of facial expression. It is mainly used for black and white photography, and also be used in some color film, so that the whole image into the green.Using red, green, and blue filters together, it can change the the colour of the moving objects with threes times of exposure, and still keep the colour tone of the objects.

Suit for:
Compatible with any filters that are 52mm in diameter or the following Camera lenses:

Nikon:

Nikon 50mm f/1.8D
Nikon 50mm f1.4D
AF-S DX 18-55mm
AF-S DX 18-55mm VR
AF-S VR Zoom-NIKKOR 200-400mm f/4G IF-ED
AF NIKKOR 35mm f/2D
AF-S NIKKOR 400mm f/2.8G ED VR
AF-S DX Zoom-NIKKOR 55-200mm f/4-5.6G ED
AF NIKKOR 28mm f/2.8D
AF NIKKOR 50mm f/1.8D
AF-S VR NIKKOR 300mm f/2.8G IF-ED
AF-S DX NIKKOR 18-55mm f/3.5-5.6G VR
AF-S DX VR Zoom-NIKKOR 55-200mm f/4-5.6G IF-ED
AF-S NIKKOR 500mm f/4G ED VR
AF-S VR NIKKOR 200mm f/2G IF-ED
AF-S NIKKOR 600mm f/4G ED VR
AF NIKKOR 24mm f/2.8D
AF-S DX Zoom-NIKKOR 18-55mm f/3.5-5.