EM-Tec FV24 versatile SEM stage adapter assembly for FEI/Philips with M4 screw, M6Fx20mm

Hitachi HV40 older style T-base SEM stage adapter assembly, compatible with S-4700, S-4500, S-4300, S-42300, S-4100, S-4000, S-800 FESEMs and S-3600N SEM