A skin site of an individual is illuminated and light scattered from the skin site under multispectral conditions is received. The light includes light scattered from tissue beneath a surface of the skin site. Multiple biometric modalities are derived from the received light. The biometric modalities...http://www.google.de/patents/US7899217?utm_source=gb-gplus-sharePatent US7899217 - Multibiometric multispectral imager
