E-TTL. Canon's "Evaluative Through The Lens" exposure system that uses a brief pre-flash before the main flash in order to calculate the correct exposure.
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EV. Exposure Value. The ability to override the auto exposure system to under or over expose the image.
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EXIF. Exchangeable Image File Format. The embedded information about camera and exposure for each image. Most decent graphics programs can read this information.
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Exposure. Amount of light that hits the image sensor of film controlled by the shutter speed and aperture.
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Exposure Bracketing. Camera will take 3 or 5 images and varies the exposure up or down for each photograph ensuring at least one will be well exposed.
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Exposure Compensation. You can lighten or darken the image by under or over exposing the image. (EV compensation).
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