ZKTeco F18 - Introduction to Fingerprint Recognition technology

F18 User Manual V1.0
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1.2 Introduction to Fingerprint Recognition technology
Enroll fingerprint by pressing index finger, middle finger or ring finger .
Proper press:
Improper press:
Make finger center pressed
on the sensor window
Slant
Too downward
Upright
Too lean
Please adopt the correct way to place the finger to avoid improper
operation led to the identification performance degradation.