SPI Supplies Top Hat Aperture, Platinum, 3.04mm O.D.x 2.0mm O.D.x 1.0mm thick, 70 µm Hole
These platinum (Pt) apertures reduce X-ray background, which improves the ability to measure small quantities of characteristic X-radiation from a specimen. Available in Pt only.
Platinum: 3.04mm O.D. x 2.0mm O.D. x 1.0mm thick
Hole Diameter: 70µm