VF Series User Manual
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1
The recommended distance between person and device
should be 0.5m (applicable to a height range of 1.5~1.85m).
According to the obtained face image from device to adjust,
when the face image is comparatively bright, please move
backwards appropriately; when the face image is
comparatively dark, please move forwards appropriately.
1.
Instruction for Use
1.1
The distance, Facial Expression and Standing Pose
Recommended distance:
Some improper ways for Enrollment and Verification:
Different posture
Different height
Too close
Too far
Recommended facial expression and standing position: