Flash Photography with Speedlite 550EX
FE Lock
FE (flash exposure) lock obtains and locks the correct flash exposure
reading for the desired portion of the scene.
Check that the Speedlite’s pilot
lamp is lit.
• The flash mode can be either normal or
high-speed sync. FE lock works with either
mode.
Focus the subject with AF or
manual focus.
Aim the spot metering circle over
the part where you want to lock the
flash exposure, then press the
<> button. (
16 sec.
)
• The Speedlite fires a preflash and
calculates the required flash output which
is then stored in memory.
• In the viewfinder, the focusing point linked
to the FE lock flashes in red.
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Spot metering circle
07. C836-E (91~) 28-01-2003 12:41 Pagina 95
