Filtro ND2-ND400 Variável (1 a 8 2⁄3 stops), Ultrafino, multi-revestido, diâmetro 72mm, modelo KV33
Way to dramatic photography
Initially I was skeptical about buying this expensive filter but still gave it a shot. The results are amazing, specially when you use a flash, the background gets dark and the pictures look dramatic. Needless to say that it will work great for long exposure shots too.