Apple iMac Specifiche Pagina 69

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69Chapter 5 Last, but Not Least
Display
Arrangethedisplaysothatthetopofthescreenisslightlybeloweyelevelwhenyou’re
sittingatthekeyboard.Thebestdistancefromyoureyestothescreenisuptoyou,
althoughmostpeopleseemtoprefer18to28inches(45to70cm).
Positionthedisplaytominimizeglareandreectionsonthescreenfromoverhead
lightsandnearbywindows.Thestandletsyousetthedisplayatthebestanglefor
viewing,helpingtoreduceoreliminateglarefromlightingsourcesyoucan’tmove.
Thighs tilted
slightly
Shoulders
relaxed
Screen positioned to
avoid reflected glare
Forearms and
hands in a
straight line
Forearms level
or tilted slightly
Lower back
supported
Feet flat on the floor
or on a footrest
Top of the screen at or
slightly below eye level
Clearance under
work surface
18–28 in. (45–70 cm)
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