Nikon D780 DSLR Camera (Body Only) - Manual (Page 602)

556 Menu Guide > C The Photo Shooting Menu
Reduce “noise” (bright spots or fog) in photographs taken at
slow shutter speeds.
• Long-exposure noise reduction is performed after the photo is
taken. During processing, “
l m ” will flash in the control
panel and viewfinder. Pictures cannot be taken until the
display stops flashing. The time required to process photos
after shooting roughly doubles.
D Long-Exposure Noise Reduction
If the camera is turned off before processing is complete, the picture will
be saved but noise reduction will not be performed.
Long Exposure NR
G button
U C photo shooting menu
Option Description
[ On ]
Reduce noise in photographs taken at shutter speeds slower
than 1 s.
[ Off ] Long-exposure noise reduction disabled.