{ GRADUATED FILTER SET FOR DJI } Phantom 4, Phantom 3 Advanced, Professional Quadcopter 4K UHD Video Camera Drone Filter Kit Includes: Gradual ND, Graduated Orange, Graduated Blue Filters GRADUATED ND FILTER: This is the most common gradient filter and helps pilots properly expose the sky when the ground is poorly lit. This filter is designed for specific photos/videos where your horizon line is near the middle of the frame GRADUATED ORANGE FILTER: This filter is similar to a graduated ND however, the tinted part is orange. On the top, it reduces 1.8 stops and softly fades to a clear bottom. The orange color is designed to subtly add warmth to the sky while keeping the ground its natural color GRADUATED BLUE FILTER: This filter intensifies the blue in top of the frame while also reducing the light on the top by 1.8 stops. It is designed to cool down the color of the sky without shifting the color of the ground COMPATIBLE WITH: Phantom 4, Phantom 3 Professional, Advanced Quadcopter