The world's first AI. (Auto Intelligent) Bounce Flash*, the 470EX-AI is capable of automatically selecting the optimum flash bounce angle in AI. Bounce Full Auto Mode whereas the AI. Bounce Semi Auto mode automatically retain a user-defined bounce angle whenever the camera changes orientation. The large LCD screen and selection dial enables easy viewing and adjustment. With a high degree of lighting, 470EX-AI is capable of covering a wide range of subjects and distances.
The 470EX-AI Speedlite have the capability to adjust itself based on the distance and exposure information from the camera for the best possible angle to bounce the flash.
The speedlite could also maintain the direction and angle of bounce in both horizontal and vertical orientation.
A simple double press on the shutter button of you camera and the 470EX-AI Speedlite would automatically adjust its flash head to the correct angle and direction according to the camera orientation.
Not only does the 470EX-AI Speedlite automatically to adjust itself for ceiling bounce, it works the same for wall bounce as well!
Designed with advance users in mind, the 470EX-AI allows you to manually adjust the speedlite bounce angle in semi auto mode.
Here are the some samples of how a different angle would have different results.
* The "AI bounce function" is a function that automates bounce photography with the flash. There are two modes: "AI.B full auto", (*) and "AI.B semi auto".
* EOS cameras, as well as EOS 3000D, EOS 1500D, EOS 1300D, EOS M6, EOS M5, and EOS M3 sold up until 2014 1H do not support "AI.B full auto". As of February 2018.