Many types of presentation scanner scanning guns and other types of common following categories: a handheld scanner. Handheld Scanner is a product formed in 1987 to launch the technology, and looks much like a supermarket cashier to get in barcode scanner to use the same hand. The vast majority of handheld scanner uses CIS technology, optical resolution of 200dpi, black and white, grayscale, color variety of types, which is typically 18 color type color. A few high-end products using CCD as the light-sensitive device, enabling bit true color, scans better. Second, the small drum-type scanner. This is a hand-held scanner desktop scanner peace intermediate products (which appeared a few years there is a new, as is the built-in power supply and the small size is called a notebook scanner) the vast majority of this product using CIS technology, optical resolution 300dpi, there are two kinds of color and grayscale 818 laser scanner, a color model is generally 24 color. There are also a few small drum-type and scanner with CCD technology, the scanning is better than CIS technology products, but due to structural limitations, the volume is generally significantly larger than CIS technology. Design of small roller-type scanner is fixed and the lens, and the object to be scanned by moving the lens to scan the printer so as to scan the object to be re-sent through the machine when operating, so that the object being scanned can not be too thick. The greatest advantage of this scanner is scanning gun, the volume is small, but it has a variety of limitations due to the use, for example can only scan paper thin, can not exceed the size of the scan range gun. Third, the flatbed scanner. Also known as the flatbed scanner, a desktop scanner laser scanner 808, currently in the market most of the scanner flatbed scanner belong, is now mainstream. Others include large format scanning of large format scanner, pen scanner, barcode scanner, film scanner (note not add Tousao flatbed scanner, the effect is much better, the price of course expensive), physical scanner (not a physical scanning capability of flatbed scanner, somewhat similar to a digital camera), and is mainly used in the field of industry typographical many other drum-type scanner. Retail barcode scanner scanner users recently asked, "retail barcode scanner with Which is better?" This question one-dimensional scanning gun, possibly for most customers, on the scanner is not very understanding, it will be a sense of choose their own use of the scanner is a thorny issue. So in the end with the retail barcode scanner Which is good? Honeywell HONEYWELL-class scanner as foreign brands, stable scanner performance, quality is very reliable. Honeywell MS9535 Bluetooth wireless laser scanner extension of the Voyager family of products, a series of patented technology, is the perfect combination of optimum performance and innovative design. Which barcode scanner is not only suitable for medium and small-scale commercial retail, but also in health care, and small warehouses need to take advantage of the convenience of a wireless scanner is also very durable occasion laser scanner | scanner | Guangzhou State Association by Guangzhou City State Association of Information Technology Limited. Guangzhou City State Association Information Technology Co., Ltd. (www.gzdb899.com) strong, credible, in other industries Guangzhou, Guangdong has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Guangzhou State Association and you work into the brilliant, for a better future!