Ключевые слова: background, bar, bar code reader, bar code scanner, barcode, black, business, buying, cardboard, checkout, code, codebar, coding, counter, data, device, digitally, equipment, hand, human, image, information, input, isolated, label, labeling, laser, light, line, manual, market, merchandise, number, reader, reading, render, retail, sale, scanner, sensor, shopping, store, technology, threedimensional, warehouse,