Apple macbook air 13 inch User Manual

Last, but Not Least

Adjust the angle of the display to minimize glare and reflections from overhead
lights and windows. Do not force the display if you meet resistance. The display is
not designed to open past 135 degrees.

You can adjust the brightness of the screen when you take the computer from one
work location to another, or if the lighting in your work area changes.

More information about ergonomics is available on the web:

Apple and the Environment

Apple Inc. recognizes its responsibility to minimize the environmental impacts of its
operations and products.

More information is available on the web: