Magnification Changer; Light Sources - Leica DM5500 B Operating Manual

8. Operation

8.7 Magnification Changer

Optionally, a coded magnification changer can
be used, which is manually operated.
On the knurled ring (72.1), the following magnifi-
cation factors can be set:
Leica DM5500 B
Leica DM6000 B
1x
1,25x
1,6x
The selected factor is indicated in the Leica
SmartTouch or in the corresponding window of
the Leica Application Suite software and in-
cluded in the total magnification.
Fig. 72 Magnification changer
1 Knurled wheel
70
Leica DM6000 M
1x
1,5x
2x
1

8.8 Light Sources

• The brightness is set using the function keys
(73.5). Then, the INT function keys are as-
signed to the currently active axis for trans-
mitted light (TL) or incident light (IL).
• For TL and IL:
Settings can be made either in large or small
increments. Pushing both INT buttons simulta-
neously switches between coarse and fine
setting. The display on the Leica SmartTouch,
menu page 'Light' (fig. 74), changes accord-
ingly.
Coarse adjustment:
Fine adjustment:
• The light intensity is set and stored individu-
ally for each objective and each contrast
method.
• For FLUO: The brightness is set in 5 fixed steps
100% / 55% / 30% / 17% / 10%
(FIM=Fluorescence Intensity Manager)
Fig. 73 Control panel
1 Variable function keys
(also at the right side of the stand)
2 Aperture diaphragm
3 Transmitted light/incident light
4 Field diaphragm
5 Light intensity
1
2
0-20
0-255
3 4 5