High-Speed Sync (Fp Flash) - Canon Speedlite 58OEX Instruction Manual

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High-Speed Sync (FP Flash)
With high-speed sync, you can use flash with all shutter speeds. This is
convenient when you want to use aperture priority for fill-flash portraits.
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Zoom
50mm
0.5 0.7 1 1.5 2 3 4 6 9 13 18 m
Press the
<~H/~>
button so that
<~>
is displayed.
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Check that the
<~H>
icon is lit in the
viewfinder.
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Stroboscopic flash cannot be set.
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If you set a shutter speed that is the same or slower than the camera's maximum flash
sync speed,
< ~H >
wi! not be displayed in the viewfinder.
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With hjgh~speed sync, the faster the shutter speed, the shorter the effective flash
range will be. Check the LCD panel for the effective flash range.
To return to normal flash, press the
<~H/~>
button so that
<~>
icon turns off.
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