The result is fantastic as it filters out the rays causing eye strain, can be peeled on or off in seconds, and reused as many times as you like (it clings to the screen and doesn't need adhesives or hardware to work. What I finally came up with that works great is getting a roll of tinted privacy window film from Home Depot and cut out a section to fit my exact screen dimensions. I have sensitive eyes as well and do a lot of work at night so looked into getting a screen protector like the kind used on the old CRTS, but they were too bulky, somewhat costly, and did not work well on my 17.3" laptop.
SCREEN BRIGHTNESS WINDOWS 7 SOFTWARE
This will also block some UV and blue light if you don't want to use software or use some strange Linux on which no software works at all :) Technically you can also lower the brightness by wearing sunglasses in front of the PC. Most LED monitors change the brightness via a process called Pulse-width modulation which is really bad for the eyes. VieasEx is an image viewer with editing functions designed to make minor edits without having to resort to heavy or complex programs like Photoshop. One thing to note is that I don't recommend changing the brightness via monitor buttons if the monitor is LED. Iris can do this also but this is not related to the question. One plus of Iris over f.lux is that you automate the brightness reduction based on day and night just like most blue light filter programs do with the color temperature and blue light. Iris and f.lux should work fine because they change the white point of the screen which is better. Step 4 Save settings and exit back to desktop. Step 3 On the bottom of it there is a brightness slider. This method reduces contrast quite a bit and may cause eye problems. Changing Screen Brightness on a Laptop with Windows 7 Step 1 Select Start then Control Panel.
SCREEN BRIGHTNESS WINDOWS 7 PC
Looking at the other answers most programs lower the brightness by placing a transparent overlay filter. To find out if your PC supports this, select Settings > System > Display. This over the maximum brightness is really useful when watching movies for me Here is how brightness on 110% looks like You can go as low as 10% if you enable Extended values, but this is really dark screenĪside from going down you can also go up to 150% brightness. If you set Iris to 50% brightness the screen will look like this Here is a normal screen with Brightness on 100%
You can get the biggest possible dim range with Iris.
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