GREEN.L GREENL 49mm Variable ND Filter Ultra Slim ND2 to ND400 19 Stops Adjustable Neutral Density Filter for Camera Lens

49mm ND FilterND2400 Filter reduce the light from 1 to 9 fstopsWorks great for outside bright sunlight and excellent to capture long exposure photos Well BuiltGREENL ND filter made with professional HD optical glass instead of optical resin Tough aviation aluminum frame ensuring durability Super SlimVariable ND filter frame only 026inch deep avoid vignettingLightweight and easy to carry Compatible with 49mm lensesWorks with 49mm filter threadPlease verify your cameras lens thread sizeFor example 49For this 49mm ND filterthe lens caphood should be 52mm Note The Variable ND filter is not recommended for use with wideangle and telephoto lensesDo not rotate past the MAX marking on the rim to avoid unwanted effects.