SPI Disc Apertures

The ultimate in aperture quality

SPI Supplies offers a full range of disc apertures for all electron microscope users. Be aware of the additional information, including tolerances, that is available about SPI's disc apertures.


Drilled apertures (Pt or Mo)	Gold foil thin film

ZEISS^® / LEO^® - 2mm O.D. x 0.1mm thick
JEOL^® / Leica^® / Cambridge^®* / Siemens/LEO^®/Cameca^® - 2mm O.D. x 0.6mm thick
LEO^® / Nanolab^® / Novascan^® / Zeiss^® - 3mm O.D. x 0.1mm thick
AMRAY^® / AEI / Electroscan^® / FEI/Philips*/Cambridge S-600/JEOL^®/Leitz^® - 3.04mm O.D. x 0.25mm thick
CAMSCAN^® / TOPCON^® / ISI / ABT - 4mm O.D. x 0.2mm thick
ETEC^® / Autoscan^® / Perkin Elmer - 6.35mm O.D. x 0.125mm thick
Hitachi Scientific Instruments/ Nissei Sangyo - 6.5mm O.D. x 0.2mm thick

To Ask a Question or Make a Comment

To Place an Order or Request a Quote

Return to:

. By Structure Probe, Inc.
Contacting SPI Supplies and Structure Probe, Inc.
All rights reserved.
All trademarks and trade names are the property of their respective owners.
Privacy Policy

Worldwide Distributors, Representatives, and Agents Flag logo