This is my 3rd Delamax diffuser: 2 for each of my Speedlite 430EX II 1 model corresponding to my 580EX II I judge necessary to soften shadows. I let them constantly on my flashes. They take a little more room in létui flash. They are less bulky than a umbrella but do not replace altogether. They not nempêchent the use of wide-angle component of the use of flash or flash zoom.
