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Stable Electron Emission Filament Assembly

The filament assembly is a crucial component in scanning electron microscopes (SEM), transmission electron microscopes (TEM), and mass spectrometers. In the mass spectrometry applications in the fields of analysis and medicine, the filament serves as a stable and controllable electron source. Its performance directly affects the sensitivity, resolution, and long-term operational reliability of the instrument.

Stable Electron Emission Filament Assembly

This filament assembly is specifically designed for high vacuum and high temperature working conditions, and can maintain stable performance under harsh conditions, meeting the requirements for consistency and reliability of high-end precision analytical instruments.

Product advantages:

– Stable and uniform electron emission, enhancing analysis accuracy
– Fast thermal response, reducing instrument startup and preheating time
– Support for customized design of pinhole structure and size
– Long service life, reducing maintenance and replacement frequency
– Wide compatibility with SEM, TEM and various mass spectrometry systems

Applications:

– Scanning Electron Microscope (SEM)
– Transmission Electron Microscope (TEM)
– Mass Spectrometry System
– Analysis and Medical Laboratory Equipment

Parameters Explanation
Pin Configuration 2-pin or 4-pin
Insulator Material High-purity Alumina
Joining Process Brazing, Glass Sealing
Operating Condition High Temperature, High Vacuum
Application Instruments SEM、TEM、Mass Spectrometers
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