Leica DMLB Bedienungsanleitung Seite 38

Fig. 28 Transmitted light controls (in this example: UCL
condenser)
1 Analyser slot, 2 Fastening of object holder, → Fig. 15, 3 Hole
for centering key* (UCL condenser, → Fig. 9.3), 4 Condenser
height adjustment (bilateral control), 5 Adjustable condenser
height stop, 6 Torque adjustment, focusing, 7 Coarse focusing,
8 Fine focusing, (two-step* ↔ ), 9 Mains switch and pilot
lamp, 10 Field diaphragm*, 11 Brightness control, 12 Mount
for IC prisms and compensators (tube slit), 13 Clamp screw
for stage rotation, 14 Aperture diaphragm, 15 Condenser
disc*, → Fig. 9, 16a, b Condenser centration, 17 Stage height
stop, 18 x, y stage movement
1
2
3
4
5
7 6
8
9
10
11
38
Fig. 29 Koehler illumination
a Field diaphragm not focused, not centered, b Field
diaphragm focused, but not centered, c Field diaphragm
focused and centered, but diameter too small, d Field
diameter = field of view diameter (Koehler illumination)
12
13
14
15
16a
16b
17 18
a
c
b
d