Nikon D7500 Users Manual - English for customers in the Americas - Page 281

Long exposure NR On Off High ISO NR High Normal Low Off Vignette control High Normal Low Off Auto distortion control On Off Flicker reduction Flicker reduction setting Flicker reduction indicator (defaults to Off) Reduce "noise" (bright spots or fog) in photos taken at slow shutter speeds. (defaults to Normal) Reduce "noise" (randomly-spaced bright pixels) in photos taken at high ISO sensitivities. (defaults to Normal) Reduce the drop in brightness at the edges of photographs when using type G, E, and D lenses (PC lenses excluded). The effect is most noticeable at maximum aperture. (defaults to Off) Reduce barrel distortion when shooting with wide-angle lenses and to reduce pin-cushion distortion when shooting with long lenses. This option takes effect during viewfinder photography. Select Enable for Flicker reduction setting to adjust shot timing to reduce the effects of flicker under fluorescent or mercury vapor lighting. The Flicker reduction indicator item controls whether a FLICKER icon is displayed in the viewfinder when flicker is detected. 255