Shooting Options: The Shooting Menu

LFixed Aperture

Choose whether aperture varies with zoom position.

On

In A and M modes, aperture is kept as close as possible to selected f-number. To prevent selected f-number from exceeding exposure range at new zoom position, set aperture to around f/5.1–f/7.3.

Off (default setting)

Aperture varies with zoom position.

MNoise Reduction

At slow shutter speeds, pictures may be affected by “noise” in the form of randomly-spaced, brightly-colored dots concentrated in dark parts of the image. Use this option to reduce noise at slow shutter speeds. Enabling noise reduction increases the time needed to record pictures after they are shot.

aAuto (default setting)

Noise reduction is performed at slow shutter speeds, likely to result in pictures affected by noise.

When a setting other than [Single] or [Intvl timer shooting] is selected for [Continuous], or when a setting other than [Off] is selected for [Auto bracketing], noise reduction will not be performed.

MOn

Noise reduction is applied to pictures shot at shutter speeds slower than 1/4 sec. [On] is recommended when shooting at slow shutter speeds.

Only [Single] or [Intvl timer shooting] can be selected for [Continuous]. [Auto bracketing] cannot be applied.

When noise reduction is performed, the xicon is displayed in the monitor during shooting (A6).

Shooting, Playback and Setup Menus

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Nortel Networks P5100 user manual LFixed Aperture, MNoise Reduction, 109, Choose whether aperture varies with zoom position