The invention provides a camera device and a mobile terminal. The camera device comprises a lens group, a light guide tube and a photosensitive sensor. The light guide tube is arranged at the periphery of a light incident hole of the lens group. The light guide tube is connected with the photosensitive sensor. The photosensitive sensor is connected with a circuit board of the lens group. Through application of the camera device provided by the embodiment of the invention, holes do not need to be set for the photosensitive sensor and the camera device respectively on the panel of the mobile terminal and only a camera hole needs to be set, so the number of the holes on the panel of the mobile terminal can be reduced and the appearance beauty of the complete machine is improved.