FV Lock

This feature is used to lock flash output, allowing photographs to be re- composed without changing the flash level. This ensures that flash output is appropriate to the subject even when the subject is not positioned in the center of the frame. Flash output is adjusted automatically for any changes in sensitivity (ISO equivalency) or aperture. To use FV lock:

Taking

1 Select FV Lock for Custom Setting 15 (AE- L/AF-L; 147).

 

15 AE-L/AF-L

 

 

AE Lock only

 

 

AF Lock only

 

 

AE Lock hold

 

 

AF-ON

 

?

FV Lock

OK

Photographs—Flash

2 Rotate the mode dial to the desired setting and choose a flash sync mode as described in Steps 1–4 of “Using the Built-in Speedlight” ( 97–98).

3 Position the subject in the center of the frame and press the shutter-release button halfway to

focus.

4 After confirming that the flash-ready indicator is displayed in the viewfinder, press the AE-L/AF-Lbutton. The built-in Speedlight will emit a monitor preflash to determine the appropriate flash level. Flash output will be locked at this level and an EL icon will be displayed in the viewfinder.

Photography

103

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Image 113
Nikon D70 manual 103, Select FV Lock for Custom Setting 15 AE- L/AF-L, Photography