Wireless Flash Basics
As I mentioned in the last chapter, one of the chief objections to the use of electronic flash is the stark, flat look of direct/on-camera flash. But as flash wizard Joe McNally, author of The Hotshoe Diaries, has proven, small flash units can produce amazingly creative images when used properly.
The key to effective flash photography is to get the flash off the camera, so its illumination can be used to paint your subject in interesting and subtle ways from a variety of angles. But, sometimes, using a cable to liberate your flash from the accessory shoe isn’t enough. Nor is the use of just a single electronic flash always the best solution. What we really have needed is a way to trigger one—or more—flash units wirelessly, ...