Pretty cool. I'd want to try this out on a kindle paperwhite and see if it would work.
How obvious is the rectangle of light? I can't see it at all in the first pic, but can make it out a little in the last pic
How obvious is the rectangle of light? I can't see it at all in the first pic, but can make it out a little in the last pic
The rectangle of light isn't noticeable at all in normal light if you adjust the brightness on the tablet well. In a dark room it can be noticeable, though.