When ChipWorks review the sensors for camera iPhone it was surprised because iPhone 5 use a sensor made by Sony.
The following image illustrates this and taken close-up and showing the Sony logo on the sensor in the camera template and the accuracy about 8 mega-pixel camera.
It's not a big surprise since Sony is a great competitor for sensors these days, explained Sony CEO Howard Stringer, earlier this year that Sony supports camera segment at Apple.