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Focus the microscope.
X
Set the minimum magnification.
X
Without looking into the eyepieces, turn both eye lenses to
X
+5 diopters.
Slowly turn the eyepieces towards –5 individually for each eye
X
until the test object appears in sharp focus.
Select the highest magnification and check the sharpness.
X
This procedure has to be performed only once for each user.
The measured value can be stored for each user in the "User
Settings" menu under "Tube Settings" (see chapter 9.4.9).
7.4.2
Adjusting the pupillary distance
Rotate the eyecups up or down until the desired distance is set.
X
7.4.3
Checking parfocality
Place a flat test object with sharp contours under the objective
X
at working distance.
Zoom through the whole range, observing the test object.
X
The image sharpness must remain constant at all
magnifications. If this is not the case, check diopter settings
of the eyepieces.
7.5
7.5.1
Changing the assistant side
Loosen the screw (1), lift the surgeon's tube on quick changer
X
and rotate the assistant's tube to the other side.
Retighten the screw (1).
X
After changing the assistant side, turn the camera by 180° to
X
correct the orientation of the video image.
No accessories need to be removed in order to change the
assistant side.
Level-up the eyepiece tubes
The assistant's tube can be rotated 15° to the left or right.
Push lever (1) down.
X
Rotate the tube in the desired direction until it engages at one
X
of the markings.
M844 / Ref. 10 713 294 / Version 01
Adjusting optical accessories for
Leica M844
Adjusting the 0° assistant's attachment
Preparation before surgery
2.
1.
1
1
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