... W/INFINITE OPTICAL SYSTEM ,EFFECTIVE ILLUMINATION,LED POINTER & IMAGE MULTI-VIEWING LABORATORY BIOLOGICAL MICROSCOPE FOR 2 MEN,W/INFINITE OPTICAL ... SYSTEM, EFFECTIVE ILLUMINATION,LED POINTER & IMAGE COHERENCE ,WIDELY USED ... 4X60.6CM,52.1X35.1X44.3CM,14/11KGS) MULTI-VIEWING LABORATORY BIOLOGICAL MICROSCOPE FOR 2 MEN W/INFINITE OPTICAL ...