【Captivating Blue Linear Flare】The Blue Streak Effect filter is a special effects filter that creates an anamorphic lens flare. It elevates your photography and videography with its unique cinematic flare effect. 【Well Built】 Made of durable optical glass and a lightweight anodized aluminum alloy frame, it has a clear protective coating to prevent scratches and dust. 【Variable Star Filter】With a 360° rotatable design, it allows for easy adjustment of the angle and direction of the flare effect. Slim Rim Profile】With a depth of 3.5mm (not including rear threads), it is ideal for wide-angle lenses. 【Compatible with 77mm Lenses】It works with 77mm filter threads. Please verify your camera's lens thread size. For example: Ø77. This GREEN.L Blue Streak Effect filter is an anamorphic lens flare special effects filter crafted from high-quality optical glass and featuring a 360° rotatable design. It boasts a captivating blue linear flare and is compatible with 77mm lenses. The filter is constructed from superior optical glass and encased in a lightweight anodized aluminum alloy frame. This star filter is ideal for a wide range of photography applications, including landscape, portrait, and street photography.