Canon 550EX manual Flash Exposure Compensation, Effect on exposure of each type of compensation

Flash Exposure Compensation

5 Check that the subject is within the flash range displayed on the 550EX’s LCD panel.

6 Check that the and icons are displayed in the viewfinder, then take the picture.

•Flash exposure compensation set with the 550EX overrides any flash exposure compensation set with the camera.

•If the subject is small and the background is dark, flash exposure compensation may not give the desired result. In such a case, use the manual flash mode. See page 44.

Effect on exposure of each type of compensation

Effect

E-TTL flash exposure compensation Changes the flash exposure of the main subject.

AE exposure compensation Changes the exposure of the background.

Compensating the exposure by Changes both the flash (main subject) exposure changing the film speed setting and the background exposure by the same

amount.

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