Máy quét vân tay quang học so với máy quét vân tay siêu âm
Optical fingerprint scanners and ultrasonic fingerprint scanners are both a way to verify identity. This chapter will introduce you from different angles, such as principles, working methods, performance comparison, etc. What are they? Optical fingerprint scanner The technology of optical fingerprint scanner is to obtain fingerprint image through optical sensor, which is equivalent to taking […]
Máy quét vân tay quang học so với máy quét vân tay siêu âm Đọc thêm "