Canon Community

600 EX flash not firing at correct time

Hello! I've had two 600 ex flashes that I've had for about 1 1/2 years.  WIth one of them, I've had no problems.  With the second one, I have problems with.  It fires, but doesn't sync up with the shutter speed.  Almost like it's firing just before t...

430 EX-II slave automatic zoom level?

when the 430 EX-II is off-cam is put into slave mode, it defaults to manual 24 mm zoom level.I can then adjust the zoom until the "M" is gone - theoretically in an automatic zoom setting now?Does this mean that when I do a TTL exposure with the 430 E...

T5i, 430 EX-II, YN622C off cam ETTL - all RATIOS cause blown out pics,

Need help getting a simple two-flash setup to work with radio triggers in ETTL mode. I just want one off-cam flash, with a small fill flash on-cam. With ONE flash off cam, ETTL works: Canon T5i, with Yongnuo 622C trigger on camera hotshoe, off-cam 62...

580 EX ii test fires in stroboscopic mode

On my 580EX ii, when I press the pilot light to test fire the flash, it now fires in stroboscopic mode.  Previously, it used to fire a single flash.  How can I change it back? Graciasmg

600ex-rt with ST-E3-RT.

Hello,I have 2 600ex-rt with ST-E3-RT.When using the 2 flash, can I use the function Gr to control them separately ? ( one in ETTL and the second in Manuel mode )Or I can only used them in Manuel mode ?Thanks

600 EX-RT not firing

I bought a set of Canon 600 EX-RT flashes. I am a wedding photographer so I use both of them often on 2 cameras. Unfortunately one of the flashes only fires ever 5-6 times as the other one works just fine. Anyone has similar problems? Thank you for a...

Canon 580EX Flash will not fire. Being shot on a Canon 5D Mark III.

The light  does not start out green and stays red on the 580EX Flash. It doesn't even go into a sleep mode when not activated for a length of time.  Fresh batteries does not make a difference.  It will allow me to change settings but it won't fire. T...

Can 760D (T6s) camera utilize the full functioning of Speedlite 600EX?

Canon Speedlite 430EX III-RT

Will the ST-E3-RT Speedlite Transmitter trigger the Canon Speedlite 430EX III-RT  ?Thank you.

600EX-RT in a soft box. Please post your experiences with the 600 EX-RT and Light Modifiers.

Today I finally received a couple of brackets I was waiting and an addition softbox I had purchased to start experimenting with my 600EX-RT flashes in Soft boxes.   I will be experimenting with a couple different sizes and shapes from one manufacture...

triple head mount with 580exii issue

I have two 580 EX 2 flash and 2 Vivatar 285hv's.  I am using a triple head mount for 3 of the flashes and 1 flash as a rim light.If I use a 580 only on the triple head as a master and the other 580 as the rim as a slave they both fire.  If I use 2 58...

Canon 580 EX not turning off

I've got a 580 EX and it just got weird... There is about a 60-90 second delay between the time the off switch is flipped and the unit shuts down. Also, when trying to power it up, nothing happens until I press the pilot button, then the unit comes t...

580 exii shooting black

ok my 580exii now is firing in ettl but shows a black picture and whewn i goto manual its blows it out like the picture is solid white