Leaded Glass Shield - 4.50 CF Flange

LGS-250 Leaded glass shield for 4.50 CF Zero-length Viewports.

With 4.50 outer and 2.50-Inch view diameters, these leaded glass shields block harmful X-ray radiation, and are rated with a 2mm lead-shielding equivalence. They are mounted to the air-side of standard zero-length viewports using longer bolts (Zero-length viewports and long fasteners are not included, please purchase separately).