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ZEISS
10 Accessories and System Expansions | 10.14 Condenser, achromatic-aplanatic 0.9 BF DF PhC DIC
10.14.2 Centering the Darkfield Diaphragm of the Condenser
Parts and Tools
2 x Hex key, 1.5 mm
Prerequisite
ü
A suitable condenser with modulator disk is installed.
ü
The illumination is adjusted for transmitted light brightfield microscopy.
Procedure
1. Set the modulator disks to position D (or DF = darkfield).
2. Remove one eyepiece from the binocular tube or replace it with the auxiliary microscope.
3. Observe the exit pupil of the objective.
4. Turn the two centering screws, until the exit
pupil of the objective appears homogeneously
dark.
5. Insert the eyepiece.
10.14.3 Centering the Annular Phase Diaphragm of the Condenser
Parts and Tools
2 x Hex key, 1.5 mm
Prerequisite
ü
A suitable condenser with modulator disk is installed.
ü
The illumination is adjusted for transmitted light brightfield microscopy.
Procedure
1. Set the modulator disks to position
Ph
(phase contrast).
2. Remove one eyepiece from the binocular tube or replace it with the auxiliary microscope.
3. Observe the exit pupil of the objective.
4. Check the centering and the overlap of the
lighter annular phase diaphragm (in the con-
denser) with the darker phase ring (in the ob-
jective).
Both rings must be centered and overlapping
B
.
A
B
Instruction Manual ZEISS Axioscope 5, Axioscope 5/7 MAT | en-US | Rev. 13 | 430035-7344-001
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