365 nm UV lamp
A long-wave ultraviolet lamp used to examine substrate fluorescence, security thread UV response, and UV-reactive features on banknotes; genuine cotton-linen substrate appears dark while wood-pulp paper fluoresces blue-white.
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3-D surface profilometryBleached-genuine counterfeitCounterfeit Currency Database (CCD)CVPC (Currency Verification Processing Centre)FTIR spectroscopy (Fourier Transform Infrared)Iodine-starch testRaman spectroscopySEM-EDX (Scanning Electron Microscopy with Energy-Dispersive X-ray analysis)Supernote