How to make a secret computer monitor that only you can see. There is something called polarising filter in computer screen it allows you to see the computer display and whatever is played on. If you remove that you will only see a white screen. Yet you can see the screen. How?
All you need is a new polarizing filter, a Computer monitor that has polarizing filter, 3D Glasses and cutting materials.
Open the computer monitor and remove the filter in there. Now take a new filter that you have got already and make a the #d glasses you have got. Cut it in a proper form. Now remove the existing pieces and fix the polarizing filter you have cut. Now fix everything and you are done.
Here is a video from the channel brusspup
Picture : Gigmag
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