أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
a) Using special glasses that filter out UV rays
b) Adjusting the screen for maximum contrast
c) Placing it18 to30 inches away from your eyes
d) Viewing from a darkened room
(C) PLACING IT18 TO30 INCHES AWAY FROM YOUR EYES
Placing it18 to30 inches away from your >>>>>>>>>>>>>>>>>>
c) Placing it18 to30 inches away from your eyes ......-----------------------
c) Placing it18 to30 inches away from your eyes
>>>>>>>>>>>>>>>> c) Placing it18 to30 inches away from your eyes