Canon 550EX manual Wireless Flash Photography

For Type-B Cameras

Wireless Flash Photography

This section covers wireless flash photography with the 550EX. It explains the 550EX’s built-in master and slave flash features. A wireless flash system with multiple Speedlite 550EXs can be used as easily as a single, on-camera Speedlite 550EX.

With Type-B cameras, the 550EX offers the following wireless flash features:

[1]Wireless System Setup and Testing (page 100)

[2]Wireless Manual Flash (page 107)

[3]Wireless Stroboscopic Flash (page 109)

[4]Independent Settings With a Slave Unit (page 110)

•This section assumes that the Speedlite 550EX is used with the EOS-1N.

•Before proceeding, first turn on the main switch on the EOS-1N and 550EX.

•In these Instructions, a Speedlite 550EX whose wireless selector has been set to

< > is called the “master unit” and a 550EX whose wireless selector has been

set to < > is called a “slave unit.”

•For EOS-1N operations, refer to the EOS-1N Instructions.

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