DESCRIPTION OF THE INSTRUMENTAxiolab 5 Control and functional elements on microscope components ZEISS05/2019 430037-7444-001 352.5 Control and functional elementson microscope components2.5.1 Binocular tubes/photo tubesThe appropriate adapters for reflex cameras,microscope cameras and video cameras may beplugged into the camera port (Fig. 2-8/1, Fig. 2-9/1or Fig. 2-10/2) of the binocular photo tubes.Binocular photo tube 30°/20 with fixedgraduation 50:50Fifty percent of the light is directed to theeyepieces and fifty percent to the camera port(Fig. 2-8).Binocular photo tube 20°/23 upright imagewith toggle graduation 100:0/0:100The light can be directed using the slider to eitherthe eyepieces or the mounted camera.− Slider (Fig. 2-9/2) pushed in:100% light to eyepieces.− Slider (Fig. 2-9/2) pulled out:100% light to camera.NOTEFor polarization microscopy, we recommend using the Pol photo tube with upright image andone eyepiece reticle (graticule).Fig. 2-8 Binocular photo tube 30°/23 withfixed graduation 50:50Fig. 2-9 Binocular photo tube 20°/23 withtoggle graduation 100:0/0:100
