START-UPZEISS Mounting standard components Axioscope 5/7/Vario44 430035-7344-001 03/20183.1.3 Mounting the binoculartube/photo tube• Loosen the screws (295HFig. 3-3/3) with the Allenwrench (AF 3).• Remove the dust cover caps (296HFig. 3-3/2 and 5)from the bottom of the tube and the dovetailring socket on the stand.• Hold the binocular tube (297HFig. 3-3/1) or thebinocular photo tube at an angle and insert itinto the stand socket with the dovetail ring(298HFig. 3-3/4).• Then push it into a horizontal position. Turn thebinocular tube into the desired viewing positionand tighten the Allen screws with the Allenwrench.3.1.4 Inserting eyepieces or auxiliarymicroscope or pinhole diaphragm• Remove both dust cover caps (299HFig. 3-4/1 and 5)from the binocular tube.• Remove both eyepieces (300HFig. 3-4/2) from thebox and insert them into the binocular tube tothe stop.• Instead of an eyepiece you may insert anauxiliary microscope (301HFig. 3-4/3) into one of thebinocular eyepiece tubes in order to observeaperture, phase and darkfield diaphragms andto center phase and darkfield diaphragms.These diaphragms can be focused with theadjustable eye lens of the auxiliary microscope.• The auxiliary microscope (Fig. 3-4/3) or thepinhole diaphragm (Fig. 3-4/4) can be used toobserve conoscopic images.Fig. 3-3 Attaching the binocular tubeFig. 3-4 Inserting eyepieces