5. The system according to claim 3 , wherein the second acquired image represents a product information label or a comparable item, and the coded information is product information; and that the first acquired image is an image of a product, the product information of which is shown on the product information label.
5. The system according to claim 3 , wherein the second acquired image represents a product information label or a comparable item, and the coded information is product information; and that the first acquired image is an image of a product, the product information of which is shown on the product information label. 6. The system according to claim 5 , wherein the correlation device is connected to the pick-up device by means of a radio network, and to the user device by means of a cable network.