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Electron Microscopy Sciences Kimball Physics Standard LaB6 Cathode Filament

Supplier: Electron Microscopy Sciences 8108015

LaB6 Cathodes are high performance, resistively heated, thermionic electron source for use in SEM, TEM, electronlithography systems, and x-ray sources. They offer an extended life with thousands of hours in clean vacuum, exceptional thermal, chemical, and electrical stability, high brightness/low energy spread with oriented single crystal made from the best quality/high purity material. Style 90-15 (90 deg included angle with a 15*m flat) is recommended for Leica/Cambridge
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