PELCO silicon nitride X-ray windows, square
The new X-Ray Windows feature larger frames and apertures and are made to the View Product
EM apertures, Pt-Ir, Type B, 3x0.25mm
These EM disc apertures made from platinum-iridium (95:5) are type B (70-90 degree window) and...
PELCO silicon aperture frames
The PELCO silicon aperture frames are 3mm disc type frames with a thickness of 200um and squar...