OPERATIONS IN USE
ADJUSTMENT OF ZOOM MAGNIFICATION: Common
The illustration displays the OFFISS type.
1Adjust the zoom magnification with the zoom up/down switch of the foot switch.
CHANGE OF ILLUMINATION ANGLE: OFFISS, OFFISS Lite
The illustrations display the OFFISS type.
The illumination type can be changed by the illumination angle switch of the foot switch.
1Press the illumination angle switch.
2The illumination type is changed in the following order: +2° & -2° → +2° & +4° & -2° →
Yellow filter → +2° & -2° ...
You can check the status of the illumination type against the position of the illumination
angle manual knob on the side of the microscope.
WARNING If you need to use the coaxial illumination during an ophthalmic operation,
make sure you use the minimum illumination sufficient for the operation.
Exposing the patient’s retina to excessive light may lead to retinal trouble.
+2° & -2°
+2° & +4° & -2°
+2° & -2° +2° & +4° & -2° Yellow filter Use of front lens