What has been standardized as the size of fingerprint cards?

The standardized size for fingerprint cards is 8 X 8 inches. This size is established to provide sufficient space for capturing various fingerprint patterns in a clear and organized manner. The 8 X 8 format allows for multiple impressions of the ten individual fingers, as well as administrative information and other necessary details to facilitate identification and analysis.

This standardized size helps ensure consistency across various law enforcement and forensic agencies, making it easier to share and compare fingerprint information. In the context of forensic science and criminal investigations, having a uniform card size is crucial for maintaining accurate records and streamlining the processes involved in fingerprint collection and matching.