Professional line. Professional, fully equipped transmitted fluorescence microscope with ergonomic design and unparalleled quality. For translucent, low-contrast, challenging specimens (e.g. immunofluorescence, FISH, DAPI staining). The powerful and dimmable 20 W halogen transmitted light illumination and the 100 W EPI fluorescence toplight unit incl. centring lens guarantee perfect illumination and excitation of fluorescence specimens The professional Köhler illumination with adjustable field diaphragm and centerable and height-adjustable 1.25 Abbe condenser with adjustable aperture cover enables perfect illumination of the specimen, with no negative flare effects The infinity corrected optics ensure top-class image quality The 5-slot lens revolver is fully equipped with high-quality , infinitely corrected PLAN lenses (4x/10x/20x/40x/100x) with maximum edge definition The mechanical cross table ensures fast working and positioning of the specimen. It features a coaxial coarse and fine focus drive fitted on both sides for adjusting the height and focussing on the specimen Fluorescence microscope OBN series OBN 147 trinocular The 100 W EPI fluorescence toplight unit is equipped with a 2-filter slider. This slider is equipped with blue and green fluorescence excitation filters. Delivery incl. B/G fluorescence excitation filter, colour filter (blue, integrated), eyecups and dust cover.