For professional photographers and cinematography enthusiasts seeking to add a unique touch to their work, the NiSi Cinema 77mm Rotating Allure Streak Blue 2mm Filter is an innovative and high-quality solution. This stylish and durable special effects filter is expertly designed to transform a single light ray from a point light source into elongated blue streaks, reminiscent of the effects achieved with an Anamorphic lens.Crafted with precision, this filter features a series of meticulously etched lines spaced 2mm apart, running across the clear, optical-grade H-K9L glass surface. This design produces a horizontal single ray of light from point light sources, strong highlights, reflective materials, or metallic surfaces, adding a creative flair to your images.One of the standout features of this versatile filter is its rotating front, akin to a Cpl rotation.