Charged Particle Sources
National Aperture, Inc. is the leading manufacturer of precision micro-apertures, pinholes, slits, bar patterns and custom configurations. Our specialty is micro-miniature pinholes and slits. Standard pinholes range in size from 0.5µm to 1000 µm with custom sizes available. Standard slits range in size from 1.0µm to 200µm with custom sizes available. High Power pinholes and slits are available as standard items. Mounts can be purchased as an option when ordering standard and high power slits and pinholes. All aperture edges are carefully fabricated employing proprietary computerized micro drilling, micro-slitting and micro-finishing techniques. All finished components are rigidly quality controlled before shipping. Standards are traceable to NIST.
- Mount Type: Fixed aperture (pinhole)
- Mount Shape: Round
- Outer Diameter: 25 mm
- Inner Diameter: 9.55 mm
- Thickness: 2.54 mm
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