NEEWER 77mm Variable ND Filter ND2-400 (1-9 Stops) with 3x Cleaning Cloth, Adjustable Rotating Variable Neutral Density Camera Lens Filter with Multicoated Optical Glass for Exposure Balance

【Flexible Light Reduction】 This variable ND2-400 filter reduces light by 1-9 stops. It can avoid overexposure across a variety of weather conditions and allows you to capture rivers, waterfalls, and light trails with motion blur by using slow shutter speeds and wide apertures. Simply rotate the frame to exact marks for precise exposure control 【Multicoated Optical Glass】 Multiple resistant coatings (MRC) are resistant to water, dust, fingerprints, smudges, and scratches during outdoor shooting. Three cleaning cloths are included for daily maintenance 【Knurled Ultra Slim Frame】 The slim aluminum alloy frame with precise CNC machined knurling ensures smooth filter installation and removal. Ideal for content creator essential digital camera accessories and influencer must have photography gear 【How to Remove X Pattern】 A dark X pattern (or X vignetting) may appear at the max ND value. This is common when the variable ND filter, with its two polarizing filters aligned at a specific angle, interacts with certain lenses and focal lengths. To fix it, reduce ND values 【Confirm the Compatibility】 This ND filter is only compatible with lenses with a 77mm filter thread, please confirm beforehand. It features an 82mm front thread to avoid vignetting and fits 82mm lens caps and lens hoods