Optics: measuring and testing – Document pattern analysis or verification
Patent
1999-06-07
2000-06-13
Wong, Don
Optics: measuring and testing
Document pattern analysis or verification
194206, 194207, 2504611, G06K 974
Patent
active
060755873
ABSTRACT:
An apparatus for recognizing the authenticity of paper currency, credit cards, and the like, which includes a casing, a mat mounted inside the casing for holding a paper currency, credit card, or the like for recognition, the mat having a semitransparent center area, incandescent lamp means mounted inside the casing and controlled to emit light through the semitransparent center area at the mat from the bottom, a lift cover covered on the casing, an ultraviolet lamp mounted inside the lift cover, a calculator mounted outside the lift cover, and a reflector mounted inside the lift cover to reflect light from the ultraviolet lamp toward the mat.
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Tran Thuy Vinh
Wong Don
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