Canon MT-26EX-RT Macro Twin Lite - Manual (Page 42)

42
The FE (Flash Exposure) lock locks the correct flash exposure setting
for any part of the subject.
With <
a > displayed on the LCD panel, press the camera’s < B >
button. For cameras without a < B > button, press the < A > (AE lock)
or < 7 > button.
1
Focus on the subject.
2
Press the < B > button (
8
) .
With the subject at the center of the
viewfinder, press the camera’s
<
B > button.
X The MT-26EX-RT will fire a preflash,
and the required flash output for the
subject is retained in memory.
X “ FEL ” will be displayed in the
viewfinder for approx. 0.5 sec.
Each time you press the < B >
button, a preflash will be fired and the
new flash output required at that time
is retained in memory.
FEL: FE Lock
N
If a correct exposure cannot be obtained when FE lock is performed,
<
Q > blinks in the viewfinder. Move closer to the subject or open the
aperture, and perform FE lock again. You can also set a higher ISO
speed and perform FE lock again when using a digital camera.
If the target subject is too small in the viewfinder, FE lock may not be
effective.
When you press the < A > button of an EOS M series camera, a circle
indicating the flash metering range will be displayed at the center of the
screen. (<
d > will also be displayed depending on the camera model.)