D3 Series User Manual
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Appendix 1
Requirements of Live Collection and Registration of Visible
Light Face Images
1） It is recommended to perform registration in an indoor environment with an appropriate light
source without underexposure or overexposure.
2） Do not shoot towards outdoor light sources like door or window or other strong light sources.
3） Dark-color apparels which are different from the background color are recommended for
registration.
4） Please show your face and forehead, and do not cover your face and eyebrows with your hair.
5） The digital photo should be straight-edged, colored, and half-portrayed with only one person, and
the person should be uncharted and casual. Persons who wear eyeglasses should remain to put on
eyeglasses for photo-taking.
6） Do not wear accessories like scarf or mask that may cover your mouth or chin.
7） Please face right towards the capturing device, and locate your face in the image capturing area as
shown in Image 1.
8） Do not include more than one face in the capturing area.
9） 50cm - 80cm is recommended for capturing distance adjustable subject to body height.
Image1 Face Capture Area
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