Description：

Contrast ratio: 10:1 and 2:1
Used to test sharpness, lateral chromatic aberration, distortion, FOV, grayscale noise, etc.
Picture card size: Small 24×34”, Large 44×60”
Specification: 5×7,5×9

This card is compatible with the Skype Lync 1.0 standard released in August 2013:
http://technet.microsoft.com/en-us/lync/gg278181.aspx