Neewer 4 Pieces Filter Set - Neutral Density ND4 ND8 ND16, Polarizer PL Filters with 2 Adapters for DJI Spark Drone Quadcopter, Made of Optical Glass and Protective Plastic Frame
 
NOTE: 1.Quadcopter is NOT included; 2.The detailed installation illustration is presented in the third picture, you can refer to is before installation 3. Please do not wipe the lens filter with tissue, which may leave more paper fiber on the lens because of static
KIT INCLUDES AND APPLICATION: 4 pieces filters include Neutral Density ND4, ND8, ND16, PL and two adapters; It is designed for DJI Spark, drone quadcopter, providing good shooting experience
ND FILTER: Neutral Density Filters (ND4,ND8, ND16) help reduce shutter speed to capture smooth cinematic videos and reduce the amount of light reaching the film without affecting the color; ND4 reduces the exposure by 2-stops; ND8 reduces the exposure by 3-stops; ND16 reduces the exposure by 4-stops
PL FILTER: Linear polarizer (PL) is mainly designed to eliminate or reduce the reflection of the surface of the object; Can increases color saturation, creating deep and rich scenic images
PREMIUM MATERIAL: Made of Lightweight Optical Glass and Protective Plastic Frame, it offers you clear image; The plastic is lightweight, so it's convenient to carry and durable to use