Preparation Before Surgery; Changing Accessories Of The Surgical Microscope; And Balancing The Swing Arm; Installing Binocular Tube, Eyepiece And Objective - Leica M620 F20 User Manual

Preparation Before Surgery

Changing accessories of the surgical
microscope and balancing the swing arm
Warning
Risk of injury from downward movement of surgical
microscope!
Never change the accessories or attempt to
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rebalance the microscope while it is above the field
of operation.
After every modification, balance the swing arm.
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Locking the swing arm
Position the swing arm approximately horizontally.
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Press retaining pin (2) and move the swing arm up and
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down until the retaining pin snaps into place.
The swing arm is now locked.
Cleaning the optical accessories
Inspect the cleanliness of the eyepieces and objectives as
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well as any photo or TV adapters as appropriate.
Remove dust and dirt.
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Mounting accessories
Outfit the microscope and all accessories for use.
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Leica M620 F20 / Ref. 10 714 371 / Version 00
+
Balancing the swing arm
Hold the microscope firmly.
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Pull the retaining pin (2).
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The swing arm is now released.
See whether or not the microscope drifts.
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Microscope drifts downwards:
Turn the rotary knob (3) clockwise (+).
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Microscope drifts upwards:
Turn rotary knob (3) counter-clockwise.
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Installing binocular tube, eyepiece and
objective
A range of options enables the surgical microscope to be
matched to the requirements of the task
at hand.
Installing the binocular tube
Warning
Risk of injury through falling binocular tube!
Tighten the clamping screw securely.
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Tighten the clamping screw (1).
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Push the binocular tube into the dovetail ring.
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Tighten the clamping screw securely.
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