Leica DMI3000B Manuel D’Utilisation

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8. Operation
  IP0            for 5x,                e.g. NPlan 5x                    11506087           objective with eyepoint A
 
  IP1            for 10x,              e.g. NPlan 10 x                 11506084           objective with eyepoint A and
                   for 20x,              e.g. NPlan L 20 x              11506200           objective with eyepoint C
  IP2            for 40x,              e.g. HCX PL FL L 40 x       11506201           objective with eyepoint C
  IP3            for 63x,              e.g. PL FL 63x/0.70           11506216           objective with eyepoint C
8.2.6 Integrated Phase Contrast (TL)
Leica DMI3000 B:
• Select a bright field objective with eyepoint A
or C.
• Select the appropriate light ring at the con-
denser (see table).
• Open the aperture of the condenser com-
pletely.
• Remove all other optical components such as
analyzers, polarizers or IC prisms from the
beam path.
• Slide the phase contrast front module to the
correct eyepoint, A or C.
• Insert a phase contrast specimen.
• Set the brightness at the light potentiometer
• Focus the image with the focus wheels.
Leica DMI4000 B and Leica DMI6000 B:
• Use the TL/IL  function button to switch to
transmitted light (TL).
• Select the IPC  contrast method (integrated
phase contrast). by pressing the variable but-
ton  IPH. Alternatively: press the variable but-
ton  CHANGE TL    . (For details on button as-
signments, please see the identification
sheet.)
PH will appear on the LeicaScreen. Motorized
condensers will now switch to the correct
light ring. Coded condensers must be
switched manually.
• Insert a transmitted light specimen.
• Select a suitable objective (eyepoint A or C).
• Slide the phase contrast front module to the
correct eyepoint, A or C.
• Focus the image with the knob on the
SmartMove or the focusing wheel and adjust
the intensity with the INT function buttons.
Note:
When selecting the phase contrast method, the
aperture diaphragm is opened fully and can not
be adjusted.