ZKaccess F18, Руководство по установке

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How to Place a Finger
ZkTeco’s fingerprint readers will give optimal results for fingerprint matching if the following recommendations and
suggestions are followed.
Select a finger to enroll

It is recommended to use an index finger or a middle finger.

Thumb, ring or little finger are relatively difficult to place in the correct position
How to place a finger on a sensor

Place a finger such that it completely covers the sensor area with maximum contact.

Place core of the fingerprint at the center of the sensor. The core of a fingerprint is a center where the spiral of ridges is
dense.

Usually core of fingerprint is the opposite side of the lower part of a nail.

Place a finger such that the bottom end of a nail is located at the center of a sensor
.

If a finger is placed as shown in the right, only a small area of a finger is captured. So it is recommended to place a finger as
shown on the left.