Specifications:Item: Ultra-thin UV FilterType: UV camera filterBrand: Green L. Caliber:  62mm Fit for: All digital lens of D S L R cameraMaterial: Optical glassFrame material: Aviation aluminumCoating type: Double-sided multi-layer coatingMC UV filter: 14 layers coating   Product Features:  Lens protector, filtering UV rays; ultra slim design, wide-angle without vignetting.1. High quality optical glass;2. Aviation aluminum frame, with the third generation of clamping ring technology of Green L. , effectively prevents lens loosing.Mat processing for mirror ring, non-reflective.3. With development of M R C anti-reflection coating, double-sided 14 layers, light transmittance can reach 98.5%.    Waterproof, anti-oil, anti-scratch.Features:Absorbs the ultraviolet rays, and provides a clearer image.Protects your camera lens from dust, moisture, scratches and fingerprints.Equipped with a knurling edge for easy attachment and removal.Package List:1 * 62 mm UV Filter