<ul><li>Special Filter For Beginner, Amateur Or Enthusiast</li><li>Neutral Density 1000 Filter for Providing 10 F-Stops of light reduction</li><li>Giving you greater creative control in changing light</li><li>Block light coming into the Lens like sunglasses blocks light coming into your eyes - Necessary Filter For Outdoor & Travel</li><li>Enabling longer exposure time than would otherwise be possible with default camera settings</li><li>Enhances the motion giving surreal scenes in photos that display motion</li></ul><br><br>

Camera Lens 77mm ND1000 Neutral Density 10 Stop Fader ND Filter for Sigma 17-50mm f/2.8 EX DC OS HSM Lens, for Sigma 24mm f/1.4 DG HSM Art Lens