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This Dark 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 50 x 50 mm (2x2") x 4 mm thick.
Stronger than a #25
Clouds are dramatically improved almost to the mood of a thunderstorm; Darkens blue sky creating dramatic contrast between sky and clouds
Use with Polarizer for dramatic black and white effects
It is more effective in cutting through haze, and moonlight effects are easily accomplished; Creates greater contrast between foliage and flowers
Used in scientific photography
Excellent copying filter for blueprints