Material 0.031 in. Thk plexiglass clear, 0.031 in. Thk plexiglass 2092, green or equal; 3.020 lg, 1.710 w porm 0.010 in.; laminate full surface; emi gasket 0.062 by 0.125 in., sn/cu/ fe terminated to shielding mesh all around; shielding mesh 0.002 in. Diameter monel, 15 to 20 openings per inch