IMPORTANT: Please find your lens thread size on your camera lens front following by symbol 'Ø' to choose the CORRECT SIZE. Check NO.2 product image to find the most used lens size.UV filters are one of the most popular protection accessories for lenses. Nowadays most people use it everyday with their DSLR cameras to protect the lens from dust and scratch. Besides that, UV filters block and prevent the harmful effect of UV rays and eliminates haze that can register a bluish cast from scenic shots.WHY US? - Multi-coated UV filter works better than none coated filters. Having 16 layers multi coated on glass, the transmittance of our filter is up to 99% compares to only 90% of normal UV filter. You'll have the UV filter mounted all the day, and you won't want the low quality none coated UV filter damage your photo quality. - Ultra slim design. Our MC UV filters is lightweight and ultra slim, only 0.12"/3mm in depth, makes it ideal for wide angle lenses. - A golden thin line on outside of the filter circle adds beauty to the filter and your DSLR camera.- Great Cost Performance. We're here to deliver a high quality yet affordable MC UV filter to replace those cheap, non coated and resin UV filters on the market.Package Contains: - 52mm 16 layers MC UV filter x 1pcs;Buy with confidence?Please don't hesitate to contact us via Amazon message system if at any time you aren't completely happy with your purchased, we'll provide you a satisfactory solution.