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580EX Speedlite : How to set and use wireless flash with three receiver groups.

Wireless Flash with Three ... ... add receiver groups C . Your can ... and receiver group C to illuminate the ... ... >, < C > ... For receiver < C >, also ... ... . Set the wireless mode to < ... ... :B: C ... the EOS ELAN II / ELAN II E / 50 ... /REBEL G II /EOS 3000 ... is set, the receiver unit in receiver group < C > will not fire If you point the receiver unit in receiver group < C > toward the subject, the subject will be over exposed

580EX Speedlite : How to set flash ratio with E-TTL II.

Set the wireless mode to <receiver> Press the button so that <A> blinks

580EX Speedlite : How to set the communication channel on the Speedlite.

If there is another Canon wireless flash system nearby, you can change the channel number to prevent signal confusion. the sender and the receiver units must be set to the same channel number.

580EX Speedlite : How to set manual flash or stroboscopic flash with receiver units.

Manual flash or stroboscopic flash can be set manually with the receiver unit. Do this in the following cases 1. When you want to set the flash output with the receiver units individually for wireless flash as with studio flash units

580EX Speedlite : How to activate the modeling light feature on the Speedlite.

It enables you to see the shadow effect on the subject and the lighting balance. You can fire the modeling flash for wireless and normal flash shooting.

580EX Speedlite : How to prevent the sender unit from firing its flash.

Even if you disable the sender unit's flash firing, it will still fire a preflash to transmit wireless signals

580EX Speedlite : How to set and use the Second-Curtain Sync mode.

With E-TTL II / E-TTL, two flashes will be fired even at slow shutter speeds Stroboscopic flash cannot be set Wireless flash cannot be set