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Wehnelt Apertures

Replaceable apertures for the Wehnelt cylinder can be supplied to fit some microscopes.

Special prices valid while stocks last. 

All prices exclude VAT.
Name & Code
Grouped product items
Code & DescriptionAvailabilityPriceQty
AGA0111T
Tantalum Aperture for Wehnelt - 200um Hole
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£148.91
£148.91
AGA0113T
Tantalum Aperture for Wehnelt - 300um Hole
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£183.10
£183.10
AGA0115T
Tantalum Aperture for Wehnelt - 500um Hole
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Special Price £81.82 was £173.46 You save: £109.97 (53%)
Special Price £81.82 was £173.46 You save: £109.97 (53%)
AGA0117T
Tantalum Aperture for Wehnelt - 750um Hole
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£201.20
£201.20
Product 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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