Kenko 72mm PRO ND500 Multi-Coated Camera Lens Filters

PRO ND filters reduce only the amount of light without changing the colors, and offer an alternative light-amount adjustment method to the adjustment of aperture or shutter speed. PRO ND filters reduce the amount of light through the effect of glass-deposition film PRO ND100,200,500,and 1000 provide dimming effects in aperture steps of 6.7,7.7,9 and 10,respectivity.Use them to create a slow shutter effect Subject appears crisp and clear while the background becomes a soft blur. Also Widely used or photographs of waterfalls and other nature scenes to emphasize movement