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Published on 12-21-2010 02:23 PM
Like other camera manufacturers, Canon has developed a "system" of flash units that can be used with any of their current model camera bodies. Canon uses the brand name "Speedlite" for the family, and those designated with the suffix "EX" are compatible with one another, and the current EOS bodies. They are not compatible with the older "EZ" series (if you want to take advantage of the automatic exposure capabilities).
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