Locked exposure area in each metering system

Spot Metering

In Single Area AF mode (x 52), Dynamic AF mode (x 52) or Manual focus (x

61) with CPU lens:

Exposure at the selected focus area

• In Group Dynamic AF mode (x 52) with CPU lens:

Exposure at the center focus area of the selected focus group

In Dynamic AF mode with Closest-Subject Priority (x 53), with non-CPU lens is used (x 39) or when “Other screen” is selected in Custom setting “b6: Screen comp.” (x 98):

Exposure at the center focus area

Center-Weighted Metering

Exposure at 12mm-diameter circle at center

Available functions in Auto Exposure Lock with each exposure mode

¡ (Programmed Auto): Flexible Program (x 64)

(Shutter-Priority Auto): Shutter speed adjustment

£ (Aperture-Priority Auto): Aperture adjustment

In any of these three situations, controlled shutter speed and/or aperture will be displayed.

Auto Exposure Lock in autofocus operation

• Focus Lock (x 58) is simultaneously activated. Confirm / in the viewfinder.

CSM c1: Auto Exposure Lock can be set to be activated by lightly pressing the shutter release button (x 99).

CSM c2: Operation when the AE/AF-L button is pressed can be changed as follows (x 99).

Only exposure is locked.

Exposure remains locked until shutter is released, exposure meter turns off or AE/AF-L button is pressed again.

Exposure remains locked until exposure meter is off or AE/AF-L button is pressed again (pressing shutter release button does not release the lock).

Only focus is locked.

Detailed Operation

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Nikon 1799 instruction manual Locked exposure area in each metering system, Auto Exposure Lock in autofocus operation