NEW YORK--(BUSINESS WIRE)--B&H Photo is pleased to share that Canon has announced a new powerful on-camera flash unit with a Xenon bulb for consistent output and a ...
Canon will introduce a new flagship model in its EX Speedlite range: the Canon Speedlite 580EX. Now Canon's most powerful flash unit, the Speedlite 580EX has a guide number of 58 (m/ISO 100 at 105mm) ...
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