4 IN 1:ND8+ND16+ND32+ND64 6 IN 1:UV+CPL+ND8+ND16+ND32+ND64 Feature: 1. Optical glass, precision grinding and polishing, high-definition imaging, 2. Using double-sided multi-layer nano coating process, giving the lens high-quality waterproof, oil-proof, anti-fouling and scratch-proof performance, 3. Aviation aluminum frame material, logo engraved by laser without fading, black matte mirror frame, to prevent light leakage and ghosting, 4. Magnetic absorption nanobox tailored for the set of filters, the box is equipped with a soft sponge, the fixed filter is not easy to drop, allowing you to travel far and wide. 5. Lens protection caps can be installed without removing the filter to protect the filter from damage. UV Filter The main function of the UV mirror is to absorb ultraviolet rays with a wavelength below 400 nanometers, and it can be used for shooting in seashores, mountains, snowfields and open areas, and can reduce the blue tone caused by ultraviolet rays. Helps improve clarity and color reproduction CPL filter The CPL function can eliminate the reflection on the surface of the object, so that the object can show the original clarity, texture and color saturation in the too bright environment ND filter The light reduction mirror is what we often call ND mirror, also known as grayscale mirror. The light reduction mirror is equivalent to the sunglasses in front of the lens, which can reduce the incoming light Cautions: 1. Only UV filters can transmit 98.5% of light, CPL/NDfilters cannot be expressed in terms of light transmission. 2. Please note that the single product is in a plastic storage box and the set is in a magnetic storage box (individual filters are not in a magnetic box). 3. Lenses may vary in colour depending on the angle of light. 4. the installation and disassembly will touch the lens and leave fingerprints, use a cleaning cloth to wipe the lens. Description: Material: Aluminium (frame) + Optical glass Applicable models: for Avata/O3 Air Unit Color: Black Net weight: 0.02oz.(0.7g).(Single), 0.07oz.(2.2g).(4 Set),0.11oz.(3.2g),(6 Set) Package weight: 0.49oz.(14g).(Single), 1.89oz.(54.1g).(4 Set),1.93oz.(55.3g),(6 Set) Product size:0.86*0.74*0.03in(2.2*1.9*0.1cm) Package size:2.48*2.2*0.93in(6.3*5.6*2.38cm).(Single), 3.93*3.14*0.78in(10*8*2cm).(Set) Packing list: 1pcs Filters Cleaning instructions. If the lenses are contaminated with dust, water droplets or other contaminants, whether or not they have been eliminated, please remember the following instructions for use 1. blow off any dust on the surface of the lenses first. 2. clean them again with a clean brush. 3. wipe gently with the filter cleaning cloth delivered. 4. use a special lens cleaning solution for better results. 5. Keep in the special storage box when not in use. Note: 1.Does not include Drone and O3 Air Unit, 2.Transition: 1cm=10mm=0.39inch, 3.Since the size and weight are manually measured, due to different measurement methods, there may be a certain error between the weight and size of the product, but this error does not affect the normal use of the product, please confirm that you know and accept the error before purchasing,, 4.Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you! The "Skymind Store" store is an authorized store of Adhering to the principle of "committed to practical and innovative design, leading aviation professional photography!" philosophy. Founded in 2016, has grown into a leader and innovator in the drone accessories and action camera accessories industry in a short period of time. We offer a full range of custom accessories for drones, action cameras, handheld stabilizers. R&D, design and production of various drone accessories such as landing gear, protective covers, camera filters, etc. It has developed, designed and produced hundreds of products, and has dozens of intellectual property patents. It has provided high-quality products and satisfactory services to more than 100 countries and regions around the world and more than one million consumers. Thank you for your choice. We will provide you with a complete full range of services