Model No. PHT-5000. Features. Friendly User Interface. High reliability. Single Camera with four magnifications. . Features: Friendly User Interface: Automatic Brinell hardness measurement with a key stroke or a click of a button. Test results can be manually generated or corrected with a single mouse drag move. High reliability: Advanced image processing and analysis technologies in automatic measurement. Field proven under severe sample surface conditions;. Ultra-High Resolution: 0.0001. Single camera with four magnifications: 1.3M pixel CMOS USB camera with two camera tubes with each tube height having two magnifications. Full Brinell hardness measurement range is covered with four magnifications for better Brinell hardness measurement accuracy. Specifically, tube 1 magnification #1 is suitable for indentation diameters 3-6mm, magnification #2 for 0.8-1.6mm, while tube 2 magnification #3 for 2-4mm, and magnification #4 for 1-2mm