Best Laptop Shop in Bangladesh. High-quality laptops from renowned brands like Apple, Microsoft, HP, Dell, Asus, Acer, Lenovo, Gigabyte, Huawei, Chuwi, i-Life, Nextgo, and more are available at the best price in Ryans. Some laptopse with Intel processors like Pentium, Core i3, Core i5, Core i7, and Core i9.Aug 01, 2019 · The mostmon type of scanner is the laser scanner. Linear imagers take a photo of the barcode, then analyze the image. This only works on 1D barcodes. 2D area imagers are similar to linear images, but can also read 2D and stacked barcodes. You can also use smartphones (or other mobileputers) as scanners with certain apps.