The DM2500M microscope is a new product launched by Leica in 2005. It adopts advanced HC infinite axial and radial dual chromatic aberration correction optical technology in its optical design, completely eliminating interference factors such as stray light; Within the entire optical system, optimize the combination of all components related to imaging quality (objective lens, barrel lens, eyepiece tube, eyepiece, photographic interface, etc.) to achieve optimal image resolution and contrast, while pursuing the highest resolution while obtaining sharp images.