Koehler Configuration - Leica DM750 Manual

Koehler Configuration

If your Leica DM750 is fitted with a field diaphragm for Koehler Illu-
mination, use the following procedure to assure condenser cente-
ring and focus.
1. Connect the Koehler field diaphragm to the base of the microscope
so that the diaphragm leaves are in the field of view when you look
through the eyepieces.
Close the Koehler field diaphragm
Leica DM750
Close the Koehler field diaphragm
2. Focus the leaves of the field diaphragm using the condenser focusing
knob on the left side of the stage mount.
Condenser focusing knob
Manual
Leaves are in sharp focus
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