E -$% @%$)%-*
9 )$%F%H 7
)7
- equality of darkness between the horizontal and vertical ones(7
7( 7%H 7%(
(@7D
E GverticalP(with myopia
E GhorizontalP(with hypermetropia
Notes
E 7 %) @(%%(A7/
(B$%(7 ($7
%%H 7
E / $ ((/)$
% )A$ /,OB((A$
/+,OB7
E 1 @H 7)$HH$A%(-
)$ ,,B()%) H
7
(*)
( (( )D
E 7((%$ ,"@%% 5 )