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What is CIS?

"CIS" stands for "Contact Image Sensor".
An contact scanning device which consists of LED light source, selfoc-lens array, and sensor-IC.

picture:CIS

CIS of WHEC

WHEC CIS can recognize invisible images by implementing various wavelengths to its light source.
In addition, by making the working distance longer, now WHEC CIS can scan a three-dimensional objects.

  • イラスト:scanning image 1

    Illuminated light from LED reflects in the object and being focused on the sensor element through the lens.

  • イラスト:scanning image 2

    Light transmitted through the object can be also scanned.

Reliable and high-speed authentication can be done by using visible, ultraviolet, and infrared light source.

  • イラスト:scanning image 3
  • イラスト:scanning image 4
  • イラスト:scanning image 5
  • イラスト:scanning image 6

Comparison with conventional CISNew technologies

  • Change from mono (black and white) color to full color
  • Development of IR and UV scanning features
  • Implementation of deeper focal lens
  • 1000 times faster scanning speed than 2003 models
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