Profile: ACO Electronics Ltd. specializes in the design and manufacture of equipment for the detection of counterfeit and forged documents. We are also a supplier of counterfeit detection equipments. Collator II is a comparator we provide under our fingerprint product category which enables easy comparison of fingerprints or any printed material. Its large platen allow sheets up to A4 size to be rapidly inserted without interference and a spring loaded mechanism ensures that the images are always in sharp focus. On the other hand our questioned document examination system utilizes CCD camera technology for the detailed examination of all types of suspect documents for alterations, obscurations and erasures. Its features includes 16 camera filters, picture inversion and reversal option, band pass filtering, integral monitor and oblique illuminator.