The present invention relates to an image collecting module. The image collection module is provided with a first indicator operable to provide an indication of a valid read of a first portion of a hybrid dataform and a second indicator operable to provide an indication of a valid read of a second portion...http://www.google.co.uk/patents/US7108181?utm_source=gb-gplus-sharePatent US7108181 - Good read indicator for hybrid code reader
