I'd like to connect my own device (a device that can record the trace of the camera within the exposure time) with my SLR camera (a Canon EOS 5D markII) through the hot shoe. I need a signal to tell ...
I am wondering about the 5 contact points on the top of the Canon camera for the flash. The flash I am putting on this camera has only the center contact. What are the functions of all these other ...
My understanding is that the GP-E2 will work on the Canon 7D as long as it has the new firmware and connects via USB. Does this mean that it does not need to be on the hotshoe and I can use a flash ...
I have the Canon Speedlite 580EXII for 3-4 years now, and I have used it with a 450D and more recently with a 60D. With both bodies, there was a very weird behavior where ETTL or even TTL will ...