Wulff net (step of 10°) used to read pole figures. Made with : <a rel="nofollow" class="external text" href="http://www.scilab.org/">Scilab</a>.
Christophe Dang Ngoc Chan (<a href="//commons.wikimedia.org/wiki/User:Cdang" title="User:Cdang">cdang</a>)
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>