Canon 580EX User Manual download pdf (Page 18)

FE L FE Lock

FE (flash exposure) lock enables you to loch the correct flash exposure for

any part of the picture.

With <ETTL> displayed on the LCD panel, you press the camera's

>;FE L> button. If the camera does not have the cFE L> button, press the

<■)<■> button.

* •

^ Focus the subject.

Press the <fel> button. (Sis)

• Aim the viewfinder center over the subject

and press the <FEL> button,

A preflash will be fired to obtain a flash

exposure reading for the subject.

"FEL" will be displyed on the LCD panel for

0.5 sec.

• Each time you press the cFE Li' button, a

prellash will be fired and a new flash

exposure reading will be locked.

• If subfect is too far away and underexpostjre will result, the < i > icon will btink in

ttie viewfinder. Wove closer to tl>e subject and try the FE lock again,

• it<ETTL> is not displayed on the LCD panel, FE lock will not be posslble-

■ If the subject is too small, FE lock might not be very effective.

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Canon 580EX User Manual Page 18