If you are looking with each eye on a different page, your eyes cannot be focused. Also when your eyes are unfocussed can the mind be focussed, aren't the eyes the windows of the soul?
OOO- OK I guess Scheele says to not BLUR your eyes. Well the thing is when my eyes are UNFOCUSED, (I see the blip), I see the words. But I guess it is OK. Well this book was a Large Print version, which probably didn't help.