The most display resolution of the Lenovo LS1922 is 1366 x 768 pixels. That's 20% less display resolution than a 1280 x 1024 pixels PC display, which is the most common display resolution. The best display resolution of all small monitors that have been on the market for around the same time as the LS1922 is 1920 x 1080 pixels and the worst is 1024 x 768 pixels.
It may also be worth considering one of the alternative PC screens that have a display resolution of 1366 x 768 pixels currently available including the Samsung LS19C20 (£92.39) which has a better Rating; or the Acer 192HQL (£71.98), or the Hanns.G HP195 (£75.60) which is cheaper.
If you are looking for an LCD screen with a more display resolution then you might want to look at the DELL P1913 (£69.00) (1440 x 900) which is also higher rated.