For DJI Air 3S STARTRC UV Lens Filter 1. Anti-light pollution filter for DJI Air 3S, multi-layer coating, waterproof, scratch-resistant, dust-proof, oil-proof, protect your drone lens from all-round damage. At the same time, it improves image quality by reducing UV interference, and can block blue light, thereby preventing images from appearing blue or white when shooting in open spaces such as the sea or large fields. 2. Each filter is made of high-definition optical glass, which has no effect on image quality. After multiple grinding and polishing, it forms a low refractive index to ensure the restoration of the true color of the image for color-accurate photo shooting. 3. The aviation-grade aluminum frame is laser-engraved with a matte black finish to prevent light leakage or ghosting, ensuring that each filter has been rigorously tested and will not add extra burden to your gimbal or interfere with the normal flight of the drone. It weighs only 5 grams. 4. The snap-on design is safer and quick to install, and can be tightly fixed to the drone during flight, with zero possibility of loosening. 5. Each filter is equipped with a filter box, which is convenient for storage and protection of the filter, and is burden-free to carry.