Flash Exposure Bracketing; Flash Value Lock - Vello FWIRC-N User Manual

Flash Exposure Bracketing

Flash exposure bracketing (FEB) lets
you take three continuous pictures
while automatically changing the flash
exposure compensation between
-3 and +3, once above and once
below the set flash exposure. FEB
is useful for shooting in situations
in which it's difficult to determine
the appropriate flash exposure.
The FEB function can be activated
via your camera's menu. For more
information on this feature, refer
to your camera's user manual.
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Flash Value Lock

In i-TTL mode, you can lock the flash
output level that is optimal for specific
elements of your scene by using the flash
value lock (FV Lock) feature. FV lock
overrides any flash exposure settings.
The FV Lock function can be activated
via your camera's menu. For more
information on this feature, refer
to your camera's user manual.