Taking Photographs—Exposure

Shutter-Speed and Aperture Lock

The button can be used to lock shutter speed at the value selected in shut- ter-priority auto or manual exposure mode, or to lock aperture at the value selected in aperture-priority auto and manual exposure modes. Lock is not available in programmed auto.

Shutter-Speed Lock

To lock shutter speed at the selected value, press the button and rotate the main command dial until shutter-speed lock icons appear in the viewfinder and the top control panel.

To unlock shutter speed, press the button and rotate the main command dial until the lock icons disappear from the displays.

Aperture Lock

To lock aperture at the selected value, press the button and rotate the sub-command dial until aperture lock icons appear in the viewfinder and the top control panel.

To unlock aperture, press the button and rotate the sub-command dial until the lock icons disappear from the displays.

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Nikon D2H manual Shutter-Speed and Aperture Lock, Shutter-Speed Lock