I am going to suggest Eizo (and similar high end) monitors. High quality and uniform monitors do wonders for prolong use. You might also want to use greyscale-o

I am going to suggest Eizo (and similar high end) monitors. High quality and uniform monitors do wonders for prolong use. You might also want to use greyscale-only on alternate days if your work can accommodate it. Last but most important, train yourself to blink 2x more often.