MegaGear Multi-Coated LENS ARMOR UV attached FILTER for Canon PowerShot G16, Canon PowerShot G15 Tempered crystal Lens Armor with Nano Multi-Resistant coatings makes it scratch, dust and water proof. LCD Armor is a tempered cristal with hard coatings. It is hard to get scratches. It can be easily cleaned with air blower and cloth. These filters minimize or eliminate the need for laboratory color correction caused by filter variations. Ultraviolet coating allows you to correct for the UV effect to varying degrees. It makes your pictures get better color and clarity. Multicoated to minimize reflection at the filter surfaces which reduces flare and ghosting.. This technology allows Lens Armor to effectively reduce reflection of sunlight and interior lighting to provide vivid pictures wherever you are.