Illuminated microscope with graduation-scale. Both scale and lens have their own focusing dial, so the surface to assess is always clearly visible. The image you see will be inverted.
TS-7LE-50Illuminated microscope 50xMagnification: 50xEffective vield of view: 3,6mmGraduation scale: division 0,2mm. Working distance: 16mmTotal height: 180mm