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#Mon Aug 09 11:51:55 CEST 2010
Text__vST7IKObEd-WfYQ0GneCwQ_text=<p>In order to achieve the highest possible magnification with the electron microscope, Ruska places the specimen in the middle of an electromagnetic lens. The upper half functions as a condensing lens and the other as the objective. Because a vacuum exists in the electron microscope, the specimen is introduced by means of a gate.</p>
Text__vST7IKObEd-WfYQ0GneCwQ_title=Pole Shoe and Specimen Gate of the DEEKO 100