OPERATIONS IN USE
Light intensity can be set for each illumination type (+2° & -2°/+2° & +4° & -2°/Yellow filter/Use
of front lens). The following table shows the initial set values when the power is turned on.
The illumination angle cannot be changed by the foot switch if the front lens is being used
(or after it has been removed). (Refer to "OPERATION OF THE FRONT LENS: OFFISS,
OFFISS Lite" on P.70.)
CHANGE OF ILLUMINATION ANGLE: Pro, Pro Lite, Standard
The illustrations display the Pro 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.
Illumination type Illumination light intensity value
+2° & -2° 0.5
+2° & +4° & -2° 0.3
Yellow filter 0.4
Use of front lens 0.4
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
+2° & -2°
+2° & +4° & -2°
+2° & -2° +2° & +4° & -2° Yellow filter