:Optical Transmission Wireless Flash Shooting

Wireless Multiple Flash Shooting

You can divide the slave units into two or three groups and perform E-TTL II/E-TTL autoflash shooting while changing the flash ratio (factor).

Autoflash Shooting with Two Slave Groups (p.85)

A

B

Autoflash Shooting with Three Slave Groups (p.86)

C

A

B

Before shooting, perform a test flash (p.16) and test shooting. To avoid interfering with transmission, do not place any obstacles between the master unit and slave units.

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Canon Canon Speedlite 600EX RT instruction manual Optical Transmission Wireless Flash Shooting