Canon full photolithography inkjet nozzle engineering fine features a patented print head that enables printing with microscopic droplets and high resolution up to 4800 x 2400 dpi this makes the pgi 72 cyan ink cartridge produce superior quality photos and images after developing the basic mechanisms used in inkjet printers canon has continued to foster ideas and original technologies in the field fine is the key technology behind these innovations fines ink ejection mechanism and pri