Product details : MITUTOYO 500-171-30 DIGITAL ABS AOS CALIPER
These Digimatic callipers make it possible to measure reliably and offer you the following benefits: Now equipped with the same AOS (Advanced on-site Sensor) induction model encoder as used in the top segment ABS coolant-proof callipers. Thanks to the acquisition of the electromagnetic induction model ABS encoder, this calliper can be used without being concerned about pollution on the ruler during the measurement. The detection signal is not affected by dirt (water, oil, etc.) on the surface of the ruler. The guide provides smooth, stable and easy use. Character height: 9 mm (reduction fatigue due to the high contrast LCD). The ABS (ABSOLUTE) ruler does not need a zero setting after switching on and does not have a limited response speed. Extremely long battery life.