Tiffen 5x6" Red 1 #25 Glass Filter for Black & White Film

This Red Filter is ideal for strong contrast improvement since it absorbs green and blue completely and enhances red. In addition to contrast control, red filters enhance skin tones, tonal corrections and are effective for more dramatic landscapes.

This filter is glass and measures 125 x 150 mm (5x6") x 4 mm thick.

Clouds are dramatically improved almost to the mood of a thunderstorm; Darkens blue sky creating dramatic contrast between sky and clouds

It is more effective in cutting through haze, and moonlight effects are easily accomplished; Creates greater contrast between foliage and flowers

It is also suited for infrared photography