............................................................. To Relatives By A Principle Use Is

............................................................. To relatives by a principle use is at reading (lights) around or inside of letters. R.S.Agarval offers To use this imagined light thus [10, .36]: EXERCISE N 97 Take any card with cut out in it(him) - . This aperture can be as more letter, and - it(her) (such size to close black parts of letters and - opened(open) its(his) internal white parts, uncovered - Which, for example white inside of the letter "About"). Impose this Card on any letter, for example, the letter "About" also present Around (or inside, depending on used by you - Points) white light which is much more white, than fields of the table Or books. When you will remove(take off) a card, contrast of this letter with a background also the letter considerably(much) will increase becomes more precise. ............................................................. R.S.Agarvalom develops also some other exercises For elimination of discomfortable sensations during reading and - sight [8, .