Leica DM4000B Manuel D’Utilisation

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7. Operation
7.7 Magnification Changer
Optionally, a coded magnification changer can
be used, which is manually operated.
On the knurled ring, the following magnification
factors can be set:
B Stand
M Stand
1x
1x
1.25x
1.5x
1.6x
2x
The selected factor is indicated in the display
and included in the total magnification.
Fig. 63
Immersion objective (released)
For lockable immersion objectives:
• Lock these by pushing the front part upwards
until it stops (approx. 2 mm).
• Then, after a gentle turning motion to the right,
the objective is locked (Fig. 64).
For objectives with corrective mounts:
• Turn the knurl to adjust the objective to the
thickness of the cover glass.
Fig. 64
Immersion objective (locked)
↔↔↔↔↔
↔↔↔↔↔