New KnightX Slim ND8 ND Filter 52mm Wide Angle Lens Compatible with Simple Case New and unused. This is a slim frame (4.1mm thick) filter compatible with wide-angle lenses. Material Filter ring: High-quality aircraft-grade aluminum alloy (6061) * Laser-engraved font that will not wear or fade. Product Features Reduces only the amount of light without affecting the color of the subject. ND8 reduces the amount of light to 1/8, reducing the aperture by 3 stops. (1/30→1/4, 1/15→1/2, 1/8→1s, F8→F2.8, F11→F4) In recent years, photos taken with slow shutter speeds have become increasingly popular. The appeal of slow shutter speeds is that you can create images of beauty and dynamism that are not visible to the naked eye, using your own sensibilities. An ND filter (neutral density filter) is essential for slow shutter speed photography. By mastering the use of ND filters, you can significantly expand the range of your expression. Examples of Use Waterfalls and Streams By shooting waterfalls and streams with a slow shutter speed, you can express the water flow as smooth as silk. Preferences vary, but as a guide, a shutter speed of 1/4 second to 1 second or more is recommended. People walking in the city With a slow shutter speed of 30 seconds or more, the figures of people will almost disappear. People who are standing still will be captured as they are. The contrast between people who are standing still and those who are moving is also interesting. Sea and Lakes By shooting the sea and lakes with a slow shutter speed, you can depict the water surface smoothly. Clouds By capturing clouds flowing in the wind with a slow shutter speed, you can express dynamic movement. Light trails at night The lights of car taillights and headlights, ships, airplanes, and amusement park rides can be captured as light trails with a slow shutter speed. Panning Panning is a shooting method in which you move the camera in sync with the movement of the subject, so that the moving subject is not blurred and only the background is blurred. Flower rafts You can capture the trajectories of flower petals and leaves slowly flowing on the water surface as lines or spirals. Also, when there is wind, it is good to use the leaves and branches swaying as an expression. Accessories Filter Simple storage case (see photo)