Huawei P30 Pro uses a 'periscope' style design (using a mirror to put the lens alongside the phone's back instead of back-to-front) to get 5x optical zoom, so i

Huawei P30 Pro uses a 'periscope' style design (using a mirror to put the lens alongside the phone's back instead of back-to-front) to get 5x optical zoom, so it can be done