An instant camera has complex geometric shape. Despite this, it is easy to draw step by step.
Start with a wireframe cube. Use thin lines.
Divide the top of the cube into three horizontal parts.
Draw a square parallel to cube face.
Draw film pack cover. Since this step, use thick lines.
Draw camera face.
Draw flash unit face.
Draw the flash unit body.
And now camera body.
Draw flash unit hinges.
Draw flash tube, its reflector and window.
Draw print output slot.
Draw two parallel lines protruding from print output slot.
And now the print.
The completed drawing.