The image shows a close-up of a 3D printer machine. The machine is made of metal and has a black base with a green nozzle at the bottom. The nozzle is attached to the top of the machine with two screws. There are two black knobs on either side of the nozzle, which are likely used to control the machine's settings. The background is blurred, but it appears to be a laboratory or workshop setting with other machines and equipment visible.