Image 1 machine MINI AFIS 2. Lifting latent fingerprints on the rough surface and curved surface 2.The surface 1 to research to divide the channel size suitably. Label to tell you that as an example, before the shows latent fingerprints to clean the surface clean 2.2 researcher, fingers of volunteers going straight down.) On the surface used in research with the force uniform by volunteers will not exert any press, then pull over vertical in order to protect them.By the start of the right thumb, index finger, middle finger, right right left thumb, index finger and middle finger, left, left, respectively. On the channels that divide and label already 2.3 then collected the latent fingerprints, as the following ways: how A magnetic powder. The brush magnetic powder into a top-notch latent fingerprints. So the latent fingerprints appear.Then copied the tape with a latent fingerprints stuck up. Mounted on the paper form lifting latent fingerprints.