Nikon 2197B, 2179B, 55-300 Zoom and Depth of Field, Autofocus, Manual Focus, Lens focus mode

■Zoom and Depth of Field

Before focusing, rotate the zoom ring En to adjust the focal length and frame

the photograph. If the camera offers depth-of-field preview (stop down), depth of field can be previewed in the viewfinder.

Note: The focal length of this lens decreases as the focus distance shortens.

■Focus

Focus mode is determined by the camera focus mode and the position of the lens A-M mode switch. See the camera manual for information on camera focus mode selection.

	Lens focus mode
Camera focus mode	A	M
AF	Autofocus	Manual focus with
MF	—	electronic rangefinder

Autofocus

zSet the camera to AF (autofocus). x Slide the lens A-M mode switch to A.

cFocus.

Press the shutter-release button halfway to focus. Be careful not to touch the focus ring while the camera focuses.

Manual Focus

zSlide the lens A-M mode switch to M.

xFocus.

Focus manually using the lens focus ring. Manual focus can be used regardless of the focus mode selected with the camera.

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