Nikon 25215 manual Long Exp. NR, High ISO NR, 173, On Normal, On High Off

Long Exp. NR

Photographs taken at shutter speeds of ½ s or slower can be processed to reduce “noise” in the form of randomly-spaced, brightly-colored pixels. Highlight Long exp. NR in the shooting menu ( 166) and press the multi selector to the right. Press the multi selector up or down to highlight an option, then press to the right to make a selection.

OptionDescription

Off

(default) Noise reduction off; camera functions normally.

	Noise reduction takes effect at shutter speeds of
	about ½ s or slower. Time needed to process images
	more than doubles and number of images that can be
On	stored in memory buffer is halved. During processing,
	blinks in shutter-speed/aperture displays.
	Next photo can be taken when	is no longer displayed. Note that
	if photographs are played back during processing, the image displayed in
	the monitor may not show the effects of noise reduction.

High ISO NR

Photographs taken at high sensitivities can be processed to reduce “noise.” Highlight High ISO NR in the shooting menu (166) and press the multi selector to the right. Press the multi selector up or down to highlight an option, then press to the right to make a selection.

Menu Guide—The Shooting Menu

Option

On (Normal)

(default)

On (High)

Off

Description

Noise reduction takes effect at sensitivities of ISO 400–800 or if sensi- tivity is raised to 400 or higher when On is selected for Custom Setting b1 (ISO auto), increasing processing time and reducing capacity of memory buffer. Increased noise reduction is performed at sensitivities of HI-1and HI-2or when On (High) is selected.

Noise reduction turns off except at sensitivities of HI-1and HI-2.

173