Nikon D50 manual Ae-L/Af-L, FV Lock

Setup

Custom Settings

14: AE-L/AF-L

Choose the function performed by the AE-L/AF-Lbutton.

Option	Description
AE/AF Lock	Pressing button locks both focus (		34) and exposure (
(default)	97).
AE Lock Only	Pressing button locks exposure only (		97).
AF Lock Only	Pressing button locks focus only (	34).
AE Lock Hold	Exposure locks when button is pressed and remains locked
	until button is pressed again (	97).
AF-ON	Camera focuses when button is pressed. Camera does not
	focus when shutter-release button is pressed halfway.
FV Lock	Flash level locks when button is pressed and remains locked
	until button is pressed again (see below).

FV Lock

This feature is used to recompose photographs without changing the me- tered flash value, ensuring that flash level is appropriate to the subject even when the subject is not in the center of the frame.

1 Highlight FV Lock and press the multi se- lector to the right.

Press the shutter-release button halfway to exit to shooting mode. In
2 P, S, A, and M modes, press the button to raise the flash.
Position the subject in the center	of the
3 frame and press the shutter-release	button

halfway.

98