Collecting skills

Collecting skills

Banknote verification using 3D profilometry techniques

New sensor systems are being developed to scan banknote security features such as holographic patterns, ink fluorescence, watermarks, microprinting, and intaglio patterns. Currency counterfeiting victimizes governments, individuals, and corporations. In recent years, technological advances in printing have allowed counterfeiters to improve their product while making the identification of forged currency more challenging. The situation is […]