"True-Streak Filters are the most effective and exciting way to simulate the streak effect of anamorphic lenses which delights filmmakers and audiences around the world. Now you can achieve this exciting effect with virtually any lens, anamorphic or not. Long, brilliantly colored streaks emanate from bright lights and highlights. The 77mm True-Streak is available in our 2mm strength and in eight colors: Blue, Red, Yellow, Orange, Green, Violet and Pink as well as Clear. This filter has a rotating mount, which fits lenses with 77mm accessory threads."