The 3D scan is a technique used to identify the objects as they actually look. For this system a 3D scanner is used. It obtains all in row about the article and stores it. This stored information is then used to model a same object. This is used in many modern applications like the simulation in movies and games. It is used in the medical meadow also. A 3D scan helps to design false body parts in region of deceased part. 3D scanner can take images of different things and based on the margins costs are fixed. Better detaining of picture will cost more than a medium quality. 3D scan have its advantages and limitations. Its limitations would be the difficulty to check a shiny surface. But little modifications on the surface can make scanning possible. 3D scan is also created for the fetus. It helps us to see the live movements of the kid in the womb and also can see its vivid parts of the body. These scans are assist in shaping any deformations in the baby at a very premature stage. It is possible to get both black and white or colour images of the object or the foetus.