DIGITAL BRINELL TESTER COMBINES PRECISE MEHCANICAL STRUCTURE AND THE LOAD CELL SYSTEM. .5% ACCURACY COMPRESSION SYSTEM TO AUTOMATCIALLY COMPENSATE THE TEST FORCE LOST. DIDGITAL EYEPIECE MEASURES THE INDENTATION AND SHOWS THE TEST NUMBER, DATE, TEST FORCE, DWELL TIME AND INDENTATION LENGTH ON LARGE SIGITAL SCREEN. AUTOMATICALLY GETS HARDNESS VALUE AND DISPLAYS ON SCREEN. RESULTS CAN BE SAVED FOR CHECKING OR PRINTED OUT WITH BUILT IN PRINTER, AND WITH RS232 INTERFACE FOR CONNECTON TO COMPUTER. CAN BE EQUIPPED WITH VIDEO MEASURING DEVICE AND CCD IMAGE AUTOMATIC MEASURING SYSTEMS. SUITABLE FOR CAST IRON, STEEL, NON FERROUS METALS, SOFT ALLOYS AND SOME NON METALS.