With the rapid development of semiconductor laser theory, materials, preparation process and packaging technology, as well as the continuous improvement of semiconductor laser power, efficiency, ...

Need to scan, copy, or fax, in addition to printing? An AIO printer is what you want. Find the right multifunction machine ...

(1) A machine's rated capacity to continuously perform work under normal conditions. It generally applies to mechanical devices such as printers, in which case it would indicate the number of pages ...