https://wiki.dirkjanswagerman.nl/index.php?action=history&feed=atom&title=TEM_Gun_Alignments TEM Gun Alignments - Revision history 2026-10-25T08:44:36Z Revision history for this page on the wiki MediaWiki 1.34.2 https://wiki.dirkjanswagerman.nl/index.php?title=TEM_Gun_Alignments&diff=2870&oldid=prev Dirkjan: Created page with "<html>1) Iteratively use<br /><ul><li>beam shift</li><li>beam tilt</li><li>condensor astigmatism</li></ul>To get a evenly distribute spot.<br /><br />2) Use the 'holey cross'..." 2020-08-25T09:02:18Z <p>Created page with &quot;&lt;html&gt;1) Iteratively use&lt;br /&gt;&lt;ul&gt;&lt;li&gt;beam shift&lt;/li&gt;&lt;li&gt;beam tilt&lt;/li&gt;&lt;li&gt;condensor astigmatism&lt;/li&gt;&lt;/ul&gt;To get a evenly distribute spot.&lt;br /&gt;&lt;br /&gt;2) Use the &#039;holey cross&#039;...&quot;</p> <p><b>New page</b></p><div>&lt;html&gt;1)<br /> Iteratively use&lt;br /&gt;&lt;ul&gt;&lt;li&gt;beam<br /> shift&lt;/li&gt;&lt;li&gt;beam tilt&lt;/li&gt;&lt;li&gt;condensor<br /> astigmatism&lt;/li&gt;&lt;/ul&gt;To get a evenly distribute spot.&lt;br<br /> /&gt;&lt;br /&gt;2) Use the &#039;holey cross&#039; principle&lt;br<br /> /&gt;&lt;ul&gt;&lt;li&gt;Block the beam by inserting the &#039;Beam stop&#039;<br /> into the projection chamber&lt;br /&gt;&lt;/li&gt;&lt;li&gt;Use gun<br /> shift to centre the cross&lt;/li&gt;&lt;li&gt;Use intensity to keep the<br /> beam on the beam stop.&lt;br /&gt;&lt;/li&gt;&lt;li&gt;Use condensor<br /> astigmatism&lt;/li&gt;&lt;/ul&gt;&lt;br /&gt;&lt;/html&gt;<br /> [[Category:microscopy]]<br /> <br /> [[Category:alignments]]<br /> <br /> [[Category:tem]]</div> Dirkjan