Recently, Apple showed a new patent which relate to the camera, the next iPhone may be feature the removable camera iPhone cover.
Apple dubbed this patent “Back Panel for a Portable Electronic Device with Different Camera Lens Options”. The patent document shows that along with the digital picture has the higher quality, more users want to get the high-end digital camera which can feature some complex functions, and it need to fit the device with the stronger lens, filter, as well as optical zoom and the image stabilizing equipment. However, now the iPhone can match with the removable camera due to its highly integrated, apart from that, the iPhone also never has the extra lens base. Apple find out the only solution is that such a device which with an optical axis of the lens digital imaging system, because this device’s panel can remove, and you also can feature with different lens according to needs.
The digital imaging subsystem and removable panel would be held in precise alignment by the iPhone case, allowing the user to reconfigure the optics on a highly compact device.