Precision-made platinum apertures. Package of 5. The ETEC® apertures have been designed especially for the needs of ETEC® scopes. The...
Precision-made platinum final apertures for Topcon/ISI® scopes are available in the three most popular sizes. The ETEC® apertures have...
See CHART BELOW for specific pricing. These precision tungsten filaments for Topcon(R)/ISI(R) and ETEC(R) SEM's are made to meet...
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