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
Type
Red
Size
3 x 3" (75 x 75mm)
Grade
29
Filter Factor
8 (+3 stops)
Multi-Coated
Not Applicable
Rotating
Not Applicable
Effect
More dramatic visual effect than a #25; Absorbs green and blue completely and enhances red
Application
Create very dramatic sky effects; emphasizing cloud contrast for landscapes; simulate a moonlit scene at midday with slight underexposure; turn foliage white and cut through fog and haze