Устройство дл регистрации папилл рного узора

摘要

FIELD: optical pattern shapers including fingerprinting devices. ^ SUBSTANCE: fingerprinting device has output surface of its prism turned relative to line of its intersection by plane formed by input beam and that reflected from pick-up surface, angle of turn being 1 to 45 deg. ^ EFFECT: enhanced quality of pattern, reduced size of device. ^ 1 cl, 3 dwg