Glass
> 3. When you look at the screen, your eyes have to focus on something extremely close to your face, which leaves everything else in your field of vision totally blurred.<p>Not true! Completely wrong! You don't have to focus on the glass device itself. I doubt anyone here even can. It would hurt very soon and you would have an extreme cross-eyed look when trying to see the display.<p>The display is set-up for a focal plane somewhere in front of your eyes. Google mentioned it is equivalent to a 25" at 8 feet distance.