ix
Taking care of your visio
n
Long viewing ho
urs, wearing incorrect glasses or contact lenses, glare, excessive
room lighting, poorly focused screens, very small typefaces and low-contrast
displays could stress your eyes. The following sections provide suggestions on
how to reduce eyestrain.
Eyes
•
Rest your eyes frequently.
• Give your eyes regular breaks by lo
oking away from the monitor and
focusing on a distant point.
•
Blink frequently to keep
your eyes from drying out.
Display
•
Keep your display cl
ean.
•
Keep your head at a high
er level than the top edge of the display so your
eyes point downward when looking at the middle of the display.
•
Adjust the display
brightness and/or contrast to a comfortable level for
enhanced text readability and graphics clarity.
•
Eliminate glare
and reflections by:
•
placing your display
in such a way that the side faces the window or
any light source
•
minimizing room lig
ht by using drapes, shades or blinds
•
using a task light
•
cha
nging the displa
y
'
s viewing angle
•
using a glare-reduction filter
•
using a display viso
r, such as a piece of cardboard extended from the
display's top front edge
•
Avoid adjustin
g your display to an awkward viewing angle.
•
Av
oid
look
ing
at
bright light sources, such as open windows, for extended
periods of time.
Developing g
ood work habits
Develop the following work habits to m
ake your computer use more relaxing
and productive:
•
Take short breaks regularly and often.
•
Perform some stretching exercises.
• Breathe fresh air as often as possible.
•
Exercise regularly an
d maintain a healthy body.
