ITEM NAME:58mm CPL Circular Polarizer Polarizing Glass Filter for Nikon E2G7 58mm CPL Circular Polarizer Polarizing Glass Filter for Nikon E2G7 Increases color and contrast by removing unwanted reflections from non-metallic surfaces such as water or glass. Reduce glare and reflections significantly from non-metallic surfaces by using the CPL filter. This Slim Frame filter is providing both-side thread, so you can attach other accessories on it such as your lens cap. Foliage is richer, skies bluer. Fits for 58mm screw lens. Material: Anodized aluminum metal and optical glass Size: 58mm, fits for the same size of screw lens Frame thickness: 9mm / 0.35in Item weight: 22g / 0.76oz Package list: 1 * 58mm CPL Filter Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.