Monitor brightness – indicating the power of its backlight. The higher it is, the more intense the matrix will glow, less noticeable will be the pixel structure of the LCD panel.
Brightness is measured in candelas per square meter (cd/m2) or nits (nt), these units are identical (1 cd / m2 = 1 nit).
For modern monitors, brightness ranges from 200-250 to 1000 nt or more, on average – 300-400 nt.