The present disclosure relates to the display technical field and, specifically, relates to a camera apparatus and terminal device. The camera apparatus includes a mounting body, a camera, and an adjustment component. The camera includes a first surface for framing and a second surface opposite to the first surface. The adjustment component includes a plurality of telescopic rods, and each of the telescopic rods includes a first end and a second end, the first end being connected with the mounting body, and the second end being connected with the second surface of the camera. The orientation of the first surface of the camera is adjusted by adjusting the telescopic degree of each of the telescopic rods.