Rolyn Optics Company
May 4, 2007
Microhardness TestersRolyn Optics Company offers the manual model VNHT and automated VMHT-MOT microhardness testers. The automated version has a motor-driven turret and computer interface, which can be equipped with a USB camera VM4-USB to record and save video images. Both testers offer 12 steps of test force – more than is required by ASTM E-384 or EN ISO 6507.