Fingerprint Impression Types

Rolled impressions are the ten individually-taken fingerprint images rolled from nail to nail. The plain impressions are used to verify the sequence and accuracy of the rolled impressions.Identification flat impressions are taken simultaneously without rolling. These are referred to as plain, slap, or flat impressions. The individual’s right and left four fingers should be captured first, followed by the two thumbs (4-4-2 method). Instituting this finger capture method ensures the highest level of fingerprint sequence accuracy.Basic Fingerprint EquipmentFingerprints can be recorded utilizing the following methods:Standard Fingerprint Card :Use ink to record fingerprint images on standard fingerprint cards.Live Scan: Fingerprint images can be submitted electronically using a live scan device. Electronic fingerprinting equipment should be properly maintained at all times.