If, For Example, We Look At Any Letter

If, for example, we look at any letter on - to the table, we should see it(her) better, than any another The letter on it(her). If we consider(examine) any small - on the verifying table also we look at its(her) top, we should - To put a bottom and other parts of this letter is worse, than directly - top. Thus the degree of blackness of top should be above, Than other parts. At the same time, than the letter is more precisely visible, That above the degree of its(her) blackness and that is more white uncovered a paint Places. An eye at the central fixing on objects not Should test any feeling of a pressure(voltage). When an eye - the central fixing, it(he) is in ideal - rest also can look at objects vaguely long Without any attributes of exhaustion. If the central fixing It is ideal, also sight, according to(agree) , ideally. approves(confirms), that " a constant symptom of all - conditions of eyes, as functional, and - , is that... The central fixing is lost. These circumstances are connected by that when sight - , sensitivity of a pole is normal, but when sight Worsens (for any reason), sensitivity of a pole - up to such degree, that the eye sees in the same way and even still Better other parts of a retina " [16, .