46
Fig. 48
1 Light ring offset against phase ring: no phase contrast,
2 Phase ring fully covers the light ring: phase contrast
Fig. 47
1 Holder for light ring and light segment slide, 2 Transmitted-
light illumination column, 3 Catch lever for condenser level
adjustment, 4 Aperture diaphragm, 5 Centring screws for light
rings, 6 Filter holder Ø 32 mm
3
2
1
6
5
4
1
2
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