The Senior Laboratory Medical Microscope BM-5 is designed for accurate and dependable use in medical and educational laboratories. It features a 160 mm mechanical observation tube with a triple nosepiece for smooth objective selection. The microscope includes separate coarse and fine focusing controls for precise image adjustment. A 120 × 120 mm detachable mechanical stage allows controlled slide movement. The bright-field Abbe condenser (NA 1.25) ensures clear and sharp imaging. Light control is enhanced through an iris diaphragm and swing-out filter holder, while a plano-concave mirror provides consistent illumination for routine laboratory work.