EF430 Super Electronic Flash. Perfect light control, not only for shooting in dark locations, but also as a source to heighten your lighting effects. EF430 Super Electronic Flash delivers high intensity GN142/Ft(GN43/m)ISO100 output with many functions to make advanced lighting techniques simpler than ever! The EF430 Super Electronic Flash can be used with various AF SLR cameras and controls the flash with automatic TTL. It supports not only normal flash shooting, but also bounce and automatic flash fill. The flash contains an AF auxiliary light to make auto focus shooting possible, even in dark locations. Auto zoom function with variable angle of illumination The flash zoom head automatically sets itself to match lens focal length ranging from 28-80mm. For photography with an 18mm lens, a wide panel attachment is a standard accessory. Its flash head tilts to easily create bounce lighting effects. Focal plane firing for high-speed shutter The EF430 Super surpasses conventional flash units in many other cameras by continuously firing from the time the shutter opens until the shutter closes. This allows shooting with a higher shutter speed than conventional synchronized speeds. Wireless flash and slave function It also features off-camera cordless operation with TTL exposure control to enable easier and more creative lighting. Specified slave firing uses the camera mounted EF430 Super for control and the other EF430 Super flashes as main light sources, while normal slave firing fires the built-in flash and other flashes synchronously. Multipath strobo effect firing for continuous photography The firing interval can be adjusted to within a range of 0.1 to 1 second in five steps. In the sports mode, the firing interval is 0.02 seconds and the firing frequency is about 18 times. Second curtain synchronization to capture natural movement. In this mode, the flash fires just before the shutter closes so the motion stays behind the subject.