| 摘要 |
A new visiting card (1) is put forward. This visiting card additionally to t he usual use may also be inserted into a normal CD drive (2) and thus read. This is made possible by special means for centering in a CD drive (2). Out of the visiting card there arises a visiting card CD with an upper side which is printed and visually perceivabl e to the eye and with a lower side which can be written with data and can be read by way of a computer. |
