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8 Dedicated Flash Units

Six Masks. Historic Japanese Noh masks, courtesy Noh master Jiichi Asami of Shibuya, Tokyo, Japan. 580EX II flash unit on an off-camera shoe cord, shooting into a Westcott collapsible silver umbrella. Each mask was shot individually, then combined to form a single picture. EOS 5D, 1/60 sec at f/4, ISO 100, 70 mm.

This is an example of portable automatic E-TTL flash, using an off-camera flash unit with shoe cord.

KEY POINT

A dedicated flash unit is one that contains computerized electronics and that is designed uniquely for one particular camera maker’s products.

In the early years of electronic flash photography, synchronization ...

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