Material: Optical glass Diameter: 67mm Absorbs the ultraviolet rays Provides a clearer image Protects your lens fromdust, moisture, scratches and fingerprints. Best choice for photographers Compatible: All the Canon, Nikon , Sony, Tamron, Sigma lens which has 67 mm diametre Most popular protection filter Helps eliminate bluish cast in images A UV filter blocks UV light as it enters the lens. UV also referred to as Haze filters , are designed to cut through the effects of atmospheric haze, moisture and other forms of airborne pollutants, each of which contributes to image degradation. The filter is compatible with following lenses models. Brand Canon 1. Canon 18-135mm lens 2. Other Lenses : This filter is compatible with other brand like Nikon, sony ,Tamaron, sigma which has 67 mm diametre which is denoted by symbol Ø which is found somewhere on your lens e.g. Ø67 . This means 67mm uv filter is compatible with your lens . Brand No Brand SKU 100962127_NP-1021490868 Filter Attachment Type N/A