3

Use your favorite search engine and look for monitor screen privacy filter or similar. They are plastic sheets which you apply to the monitor (easily removable and re-appliable countless times) and they do exactly what you want. The person in front of the computer sees the proper image on the screens, everyone else will see black screens. Even a person ...


3

Use the polarizing filter of the monitor itself. I suggest trying the following with an old laptop or LCD monitor first. After dismantling, remove the outer layer from the monitor. Now the monitor is completely blank, and whatever is displayed invisible to the naked eye. Find, make, or buy a frame for glasses, cut the shapes of the glasses out of the ...


1

I had the same problem with my thin wire frames. I tighten the screws but the lens still popped out, one easier than the other. I removed the screws and lenses and went to my garage and used a medal file to try and file off a little of the thickness of the female side of the lens that received the screw. My hand file didn't seem to be doing much so I pulled ...


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