SpeedFace-V3L
User Manual
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Copyright©2022 ZKTECO CO., LTD. All rights reserved.
Accessories
Masks or coloured eyeglasses are not allowed. The frame of the eyeglasses should
not cover the eyes and should not reflect light. For persons with thick eyeglasses
frames, it is recommended to capture two images, one with eyeglasses and the
other one without them.
Face
Complete face with clear contour, real scale, evenly distributed light, and no
shadow.
Image Format
Should be in BMP, JPG or JPEG.
Data Requirement
Should comply with the following requirements:
1)
White background with dark-coloured apparel.
2)
24bit true color mode.
3)
JPG format compressed image with not more than 20kb size.
4)
Resolution should be between 358 x 441 to 1080 x 1920.
5)
The vertical scale of head and body should be in a ratio of 2:1.
6)
The photo should include the captured person’s shoulders at the same
horizontal level.
7)
The captured person’s eyes should be open and with clearly seen iris.
8)
A neutral face or smile is preferred, showing teeth is not preferred.
9)
The captured person should be easily visible, natural in color, no harsh shadow
or light spot or reflection in the face or background. The contrast and lightness
level should be appropriate.