The 3D scan is a method used to identify the objects as they actually look. For this system a 3D scanner is used. It obtains all information about the thing and stores it. This stored information is then used to sculpt a same object. This is used in many fresh applications like the animation in movies and games. It is used in the health field also. A 3D scan helps to design false body parts in place of deceased part. 3D scanner can take images of various things and based on the limitations costs are set. Better detaining of picture will rate more than a mediocre quality. 3D scan have its advantages and limitations. Its limitations would be the difficulty to examine a glittery surface. But some modifications on the surface can make scanning possible. 3D scan is also make for the fetus. It helps us to see the live movements of the kid in the womb and also can see its different parts of the body. These scans are aid in determining any deformations in the baby at a very premature stage. It is possible to get dual black and white or colour images of the thing or the foetus.