... Anti-reflective & Polish Superior Accuracy/Drift free operation - 98.5% Linearity Supports Multiple Operating Systems - Windows, Linux ... JIS K5400 Supported Operating Systems MS-DOS, Windows 95/98/2000/CE/ME/2000NT, OS/2, MAC ... ) Insulation Impedance: 25M @ DC 25V Linearity: 98.5% (bias less than 1.5%) Chattering Time ... K5400 Supported Operating Systems MS-DOS, Windows 95/98/2000/CE/ME/2000NT, OS/2, MAC ...