The Canon Speedlite 580EX II is the latest in Canon's evolution of high end, shoe mount, Speedlites. The Canon Speedlite 580EX II flashgun is a quality device. It is solid and sturdy. It has 20% faster recycling time compared to 580EX. It includes a metal foot for higher rigidity. The dimensions of 580EX II is 3.0 x 5.3 x 4.5 inches (76 x 134 x 114mm). The zoom capable flash head moves smoothly and get locked tightly at every angle. A single button press allows the flash head to be rotated and get tilted at the same time. It has a full swivel, 180 degree in either direction.
Speedlite 580EX II include an AF-assist beam to enhance autofocus performance in low light conditions. The autofocus assist beam produces not just a spot on the object, but several parallel lines which allows better focusing. The AF Assist Beam covers a distance range of - 2 to 32.8 feet (0.6 to 10m) at center and at periphery 2 to 16.4 feet (0.6 to 5m). It automatically reverts to normal sync mode even it get set in slave sync mode when seated in camera hot shoe.
The number of flashes will be 100 to 700 with fresh AA-size alkaline batteries. The recycling time is 0.1 to 6 sec. At ISO 100 with 50mm lens of f/1.4, the flash range will be 1.6 to 98.4 feet / 0.5 to 30m. It includes 14 built in custom functions. Speedlite 580EX II get designed to match with the EOS-1D Mark III. It is dust and moisture resistance. 580EX II has a power source of four AA-size batteries which contains alkaline, lithium and rechargeable Ni-MH. It has good features and provides reliable exposure. The Canon Speedlite 580EX II gives most-capable flash and is good for professionals, semi-pros and amateurs.
Mon, 14 Dec 2009 17:51:39 +0000
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