Canon EOS-1V HS Instructions Manual page 107

• Any metering mode besides spot metering can be used.
• With C.Fn-13-1/2/3, all 45 focusing points will be subject to automatic selection.
Automatic reduction of fill flash output
C.Fn-14
C.Fn Function
Automatic reduction
C.Fn-14
of fill flash output
C.Fn-14-1: This prevents underexposure of a subject in front of a
strong backlight such as a sunset.
C.Fn-15 Shutter curtain synchronization
C.Fn Function
Shutter curtain
C.Fn-15
synchronization
C.Fn-15-1: By using a slow sync speed, you can create a light trail
following a moving subject. The flash fires right before the
shutter closes.
This Custom Function can be used to obtain 2nd-curtain sync
effects even with EX-series Speedlites which do not have this
capability. If an EX-series Speedlite having this capability is set
for 2nd-curtain sync, it will override the camera's setting.
Custom Function Settings
No.
0 Enabled
1 Disabled
No.
0 1st-curtain synchronization
1 2nd-curtain synchronization
Description
Description
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