INSTRUMENT DESCRIPTIONCarl Zeiss Operation and Functional Elements on the Microscope Axio Vert.A128 431030-7044-001 05/20122.5.2 Axio Vert.A1 FL Stand for Reflected Light and Transmitted Light FluorescenceLegend to Fig. 2-7:1 Eyepieces2 Binocular part of the tube3 Transmitted light illumination (either with a halogen or an LED illuminator)4 Two-position filter slider mounted on the carrier for transmitted light illumination5 Condenser (either condensers with modulator disk or condensers with slider slot)6 Illuminator for fluorescence applications7 Mechanical stage8 X-adjustment knob of the mechanical stage9 Y-adjustment knob of the mechanical stage10 Reflector turret11 Focusing drive - fine focusing (right-hand side)12 Focusing drive - coarse focusing (right-hand side)13 Illumination intensity of transmitted light on/off- Turn the control button to increase or lower illumination intensity.- Press the control button to switch transmitted light or reflected light illumination on or off.14 permanent/ECO switch:- permanent position: Transmitted light illumination is switched on permanently, with the ECO power-saving functionnot activated.- ECO position: The ECO power-saving function is activated.15 Power indicator (blue)16 Slot for filter sliders (left-hand and right-hand sides)17 Slot A for aperture diaphragm slider or for slider with FL attenuator18 Slot F for luminous field diaphragm slider19 Slot for contrast sliders with analyzer or with PlasDIC module (left-hand and right-hand sides)20 Slot for DIC sliders or PlasDIC sliders in the objective nosepiece21 Knurled ring of the objective nosepiece22 Stop for the vertical adjusting range of the focusing drive23 Focusing drive - coarse focusing (left-hand side)24 Focusing drive - fine focusing (left-hand side)25 Reflected light shutter open / closed26 On / Off switch27 Slot for contrast sliders with analyzer or with PlasDIC module (left-hand and right-hand sides)28 Slot for filter slider (left-hand and right-hand sides)