Features:<br />- 4pcs/set ND4 ND8 UV CPL Lens Filter for DJI Phantom 4 / 3 Professional AdvancedPhantom 3 Standard Unfit.<br />- Aviation Aluminum-Alloy｣ｬ optical glass.<br />- Double grinding optical glass｣ｬ the multi-layer coating.<br />- Precision CNC hined.<br />- High precision laser engraving. Anodizing.<br />- 99.5% light transmittance｣ｬ ultra-thin no dark corners.<br />- Come with a storage case for easy carry.<br /><br />For ND8 &amp; ND16 Lens filter:<br />ND8 reduces the intensity by three degree｣ｬ ND16 reduces the intensity by four degree<br />1. Reduces the amount of light reaching the film without affecting the color.<br />2. Applies slow shutter speed under strong sunlight exposure. <br />3. Allows wider apertures｣ｬ effectively decreasing depth of field. <br />4. Shoot more beautiful pictures｣ｬ landscapes.<br /><br />For UV &amp; CPL Lens Filter:<br />1. A UV filter is used to reduce UV raysentering the lens and striking the film. <br />2. UV filters are commonly used to help protect the surface of the lensscratches｣ｬ smudges｣ｬ dirt and other hazards.<br />3. Polarizers reduce glarewater｣ｬ glass｣ｬ or any non-metallic surface. You can also use a polarizer filter to darken blue skies.<br /><br />Specifications:<br />Material: Aviation Aluminum-Alloy｣ｬ Optical glass<br />Compatible With: For DJI Phantom 4 &amp; Phantom 3 Professional &amp; Advanced ONLY Phantom 3 Standard Unfit<br />Color:  Black<br />Diameter: Approx. 32mm/1.26&quot;<br />Thickness: 10mm/0.39&quot;<br />Case size: 11.5x11.5x2cm/4.53x4.53x0.79&quot;<br /><br />Packaged included:<br />1 x ND8 Filter Lens<br />1 x ND16 Filter Lens<br />1 x UV Filter Lens<br />1 x CPL Filter Lens