<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Laser level - Page 3 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=laser_level&amp;p=2">1.Previous</a><br />
<a accesskey="3" href="page.php?w=laser_level&amp;p=4">3.Next</a>
</p>
<p>360 degree horizontal or vertical plane, thus illuminating not just a fixed line, but a <a href="page.php?w=horizontal_plane">horizontal plane</a>. The laser beam projector employs a rotating head with a <a href="page.php?w=mirror">mirror</a> for sweeping the laser beam about a vertical axis.  If the mirror is not self-leveling, it is provided with visually readable level vials and manually adjustable screws for orienting the projector. A staff carried by the operator is equipped with a movable sensor, which can detect the laser beam and gives</p><p>
<a accesskey="1" href="page.php?w=laser_level&amp;p=2">1.Previous</a><br />
<a accesskey="3" href="page.php?w=laser_level&amp;p=4">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
