Iphone4 Scanning Camera to Catch Information of Invisible Deck

The Iphone 4 not only looks sleek, but its scanning performance is also cutting edge. An I Phone with a covert camera inside is almost a must in a scanning system. The distance between the barcode marked card and the scanning camera is:
10-20 cm, 20-30 cm, 25-35 cm, 30-40 cm
If you have special requirements for i phone 4 scan camera, please contact us and we will customize it for you.