Nikon Eclipse TS100 Inverted Microscope with binocular head Siedentopf type, ELWD Condenser, non-centerable phase slider, 10x Eyepiece, quintuple nosepiece with Ph1 10x/0.2 ADL, Ph1 20x/0.40 ADL and Ph1 40x/0.55 ADL Phase Contrast Objectives, 6V 30W Halogen Illumination