Dr Ajay Kumar’s fingerprint scanner uses a single camera and three low-cost LED lights to illuminate different sections of the fingerprint. Photo: Handout Dr Ajay Kumar’s fingerprint scanner uses a single camera and three low-cost LED lights to illuminate different sections of the fingerprint. Photo: Handout
Dr Ajay Kumar’s fingerprint scanner uses a single camera and three low-cost LED lights to illuminate different sections of the fingerprint. Photo: Handout
Hong Kong /  Education

Contactless scanners to make fingerprint identification cheaper and more hygienic

System devised in Hong Kong’s Polytechnic University able to detect, measure height and orientation of minutiae in fingerprints, unlike current scanners

Harminder Singh
Harminder Singh

Updated: 2:55pm, 20 Jul, 2018

Why you can trust SCMP
Dr Ajay Kumar’s fingerprint scanner uses a single camera and three low-cost LED lights to illuminate different sections of the fingerprint. Photo: Handout Dr Ajay Kumar’s fingerprint scanner uses a single camera and three low-cost LED lights to illuminate different sections of the fingerprint. Photo: Handout
Dr Ajay Kumar’s fingerprint scanner uses a single camera and three low-cost LED lights to illuminate different sections of the fingerprint. Photo: Handout
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