Inverted metallographic microscope With High Resolution Digital Camera and Screen (TouthScren) With Software for Morphometry and Image Analysis Highly robust ergonometric modular stand, with focus adjustment (vertical) with a graduation of 2 microns (0.002 mm) and pre-loading lever focusing, focus adjustment with a micro graduation, with fine adjustment of 0.1 mm per rotation of tension on the rack, fitting for observation tube with 360 degree rotation, nosepiece, lighting with adaptive "Koehler" optical system, variable light intensity control with intensity indicator scale, stage with rectangular coordinates with support base with coaxial control positioned on the right side.