Feature | Navas Instruments automatic AMHT-2010 | Competitors hardness testers |
illumination | Straight line
Problems: None |
On side or back
Problems: Complicated construction, complicated to repair, very difficult to align, it requires lamps of high power |
Optics | 1 objective and optic zoom of 3 magnifications 100X, 200X and 400X
Straight line without: Reflections, Refractions or direction changes Problems: None |
2 - 4 objectives, From the camera, several reflections and direction changes
Problems: If dust enters it is very difficult to clean, causes deformation of the image with the reflections |
Lenses | Long working distance
Problems: None, the indentations are black |
Short working distance
Problems: The indentations have a cross that greatly affects the automatic measurements |
Turret | Lineal, always automatic, great precision
Problems: None |
Turns manual or automatic
Problems: Difficult to adjust |
Frame | Cast iron, great stability, large opening, allows placement of large test samples and allows placement of adjustable sample holders | Aluminum with small opening, only allows small samples, it does not support large samples or holders |
Electronics | Own electronics, low power stepper motors and light source | Specific to the other manufacturers, are complicated, only repairable with expensive parts
Some resellers have their own electronics, other resellers buy it Problem: The reseller buy the electronics and do not have control of the final product |
Technical specifications | Load: Minimum 10 grams, maximum 10,000 grams
Large range of weight combinations |
Load: Minimum 10 grams, maximum 2,000 grams
Problem: Limited weight combinations |
Speed of load application | Is controlled from the PC, multiple speeds | Limited |
Precision motorized stages | Manufactured by Navas Instruments, they are robust and support 50,000 - 200,000 g
Problem: none |
Manufactured from others than the manufacturer of the instruments
Problem: Delicate and out of resellers control |
Software | Navas Instruments creates software in-house, quickly adapted to our customers needs | Some manufacturers have their own software, most buy it, and those that buy the Software do not have control of the final product |
Navas Instruments manufactures the complete system: Tester, motorized stage, electronics and software | Some resellers have their own electronics and software, most purchase the electronics, stages and software from others
Problem: No control on final product |