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2. Agronomists recommend that the proper screen position should be slightly below eye
level. The suggested viewing angle should be approximately 10-20° downward onto the
center of the screen. The lumbar (bottom five vertebrate in the spine) needs to be
supported to decrease disc pressure. Using a chair that provides lumbar support is critical
in preventing excessive pressure on the lower back. The proper ergonomic seating
position requires the wrists to be straight and a 90° seat and knee angle. To reduce
reflection on your screen, tilt the monitor forward or backwards 5 to 15°
(See Figure 6-2)
.
Figure 6-2
Содержание DE840D
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Страница 16: ...Page 16 3 Attach the cable clip 18 to the mounting pole See Figure 4 3 Figure 4 3 ...