This kind of measuring leather unit, different with the traditional vertical-type, is driven with belt transmission. With the transparent and separate roll, it can flatten the curled leather effectively and increase the measuring accuracy. Equipped with the advanced infra-red digital scanning device, the unit has the stopping function during the operation, so as to improve the measuring performance. If it is equipped with automatic printer (shown in the figure), it has the auto-printing function. Since its bringing into market, it has enjoyed a high reputation among shoe factories and leather products factories with small volume, easy operation single-phase power. It is one of exported products.