We often use the computer is a device, use the computer, and adjust the brightness of the computer screen to the human eye is good, then, how many eyes win7 computer screen brightness is good?
First, adjust the computer screen brightness can be determined based on individual visual experience, if you have vertigo cases, you can increase the brightness a bit, if visual acuity is good, brightness can be slightly lower.
Secondly, to be adjusted according to the surrounding environment, then a dark environment, the screen can be adjusted brighter, the environment light, the luminance should be reduced. In general brightness of about 40% is the most appropriate.
In short, long-term front of the computer screen to the human eye there is a lot of damage, be sure to adjust the brightness of the display, so that the display can minimize the damage to the eyes.