High-definition professional optical glass with high durability and scratch resistance<br> Multi-layer nano-coating process, clear imaging, meeting high-pixel imaging standards during<br> Using high-quality craftsmanship, the lens is waterproof, oil-proof, and scratch-<br> Aviation aluminum frame material, firmly sealed, , , not affect drone calibration or balance, not fade or rust<br> These filters are perfect for capturing stunning professional-quality in a variety of lighting conditions, helping to reduce glare, increase color saturation and manage exposure. Take your drone photography to level with this essential accessory kit<br> Applicable models: for O4 Air Unit Pro/Avata2<br> Frame material: aviation aluminum thin frame<br> Protection performance: waterproof, oil-proof and scratch-<br> Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the us<br> Color: As Shown<br> Material: CNC+Optical Glass<br> Package Contents:<br> 1 * UV Filter<br> 1 * CPL Filter<br> 1 * ND8 Filter<br> 1 * ND16 Filter<br> 1 * ND32 Filter<br> 1 * ND64 Filter<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.