es/ref_sbend.gif"></a>
<p>
<b>Figure 3:</b>  Reference System for Sector Bends;
The signs of the pole-face rotations are positive as shown.
</center>

<h2>Elements which do not Change the Local Reference</h2>
<a href="marker.html">MARKER</a> elements do not 
affect the reference orbit.
They are ignored for geometry calculations.

<p>
<address>
<a href="http://www.cern.ch/Hans.Grote/hansg_sign.html">hansg</a>,
January 24, 1997
</address>

</body>
