Stereo microscope OPERATION
Stemi 508 Transmitted-light illuminators ZEISS
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4.3 Transmitted-light illuminators
4.3.1 Transmitted-light module in
stand K EDU
• Switch transmitted-light illumination ON by
pressing the lower knob (Fig. 20/2).
• With the transmitted light ON, turn this knob to
adjust the illumination intensity.
• Change over by adjusting the lever (Fig. 20/3)
between the bright field and the dark field
illumination.
− Front position: Dark field (DF)
− Rear position: Bright field (BF)