Tantalum Aperture for Wehnelt - 500um Hole

51-1625-0137
Replaceable apertures for the Wehnelt cylinder can be supplied to fit some microscopes.
$ 229.00
In Stock 2

Description

Replaceable apertures for the Wehnelt cylinder can be supplied to fit some microscopes. A hole size smaller than normal gives improved characteristics for most electron guns. Used in Philips/FEI, Leitz and Amray. Aperture diameter 10mm.

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