Flash Photography with Speedlite 550EX
Full Auto Flash
Full Auto
1 SetP. the camera’s shooting mode to
2 Checkis lit. that the 550EX’s pilot lamp
3 Focus the subject.
4 Make sure the
E-TTL Autoflash in Other Shooting Modes
Even in the Tv, Av, and M modes,
(1)When you press the shutter button, the shutter speed and aperture are set by the camera as usual.
Mode | Shutter Speed Setting | Flash Aperture Setting |
Tv (Shutter | Manual (30 sec. - 1/200 sec.) | Auto |
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Av | Auto (30 sec. - 1/200 sec.) | Manual |
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M (Manual) | Manual (30 sec. - 1/200 sec.) | Manual |
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(2)When you press the shutter button completely, preflash evaluative metering based on the aperture setting is used for the flash exposure.
(3)The background exposure is set by the shutter speed and aperture combination.
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