How to display maya camera background?

1. Open maya software and click the cylinder figure under the polygon in the menu toolbar.

2. Drag and draw a cylinder figure in the perspective area with the mouse, and select the torus figure.

3. Drag and draw a ring diagram in the perspective drawing area and place it on the cylinder diagram.

4. Click to select a face.

5. Click the face on the ring, and then press the Delete button to delete a part of the face.

6. Click the left mouse button on the camera tool panel, and select the rotate photography button to see the 3D model in another direction.

7. Click the camera tool panel, select the push-pull photography button, enlarge the 3D model, and click OK to display the camera background.