M125
With the large zoom and magnification range of the Leica M125 you can perform a wide variety of tasks without changing the objective or even switching microscopes. The 2.0x PlanApo objective is an optical masterpiece. In combination with the Leica M125 it attains a maximum aperture of 0.288. Based on the optical laws of Ernst Abbe, the Leica M125 attains an optical resolution of 864 LP/mm (line pairs per millimeter), or 1.15 µm.