A deep green filter that produces very light foliage on black and white film. Also used for contrast effects (lightens green/darkens red).
Most Kodak gelatin filters are available in 3 x 3" (75 x 75mm), 4 x 4" (100 x 100mm), 6 x 6" (150 x 150mm), and 14 x 18" (350 x 450mm)
Filter factor 12 (+3 2/3 stops).