The surface roughness parameters of a polished stainless steel square tube are measured by a Keyence VHX-7000N digital optical microscope.
The surface roughness parameters of a polished stainless steel square tube are measured by a Keyence VHX-7000N digital optical microscope. The image was focused in 3-dimensions and the surface was fitted to a plane, relative to which the surface roughness parameters were measured.
