Model HBRVU-187.5 Brinell Rockwell &Vickers Optical Hardness Tester carries a series of rotating testing force and Optical measurement indication system, and owns pressure trace measuring device.

• HBRVU-187.；5型布洛维光学硬度计采用了旋转试验力变换机构和光学测量指示系统，在机体上装有压痕测量装置。