Inverted Fluorescence Microscope LIFM-A10 Labtron Inverted Fluorescence Microscope is an advanced Infinity Plan EPI-fluorescent microscope with a trinocular head, wide-field eyepieces, long-working-distance objectives and phase contrast objective. Features include a quintuple revolving nosepiece, coaxial focusing, NA 0.3 condenser, Epi-fluorescent illumination and 45° adjustable binocular tube.