Topcon SL-D301, User Manual

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25
OPERATION PROCEDURE
OPERATING THE ILLUMINATION UNIT
ADJUSTING THE BRIGHTNESS
Turn the brightness adjustment knob.
The brightness of the illumination light can be adjusted to the preferred illumination setting.
ADJUSTING THE SLIT WIDTH
Turn the slit-width control knob.
The slit width can be changed gradually between 0 and 9mm (9mm=circle).
CAUTION
• To avoid injury to the patient’s head, incline the illumination unit hold-
ing the base unit.
• To avoid causing discomfort to the patient or
any
damage to the
patient's eye, keep the illumination at its minimum during adjustment.
NOTE
• Adjust the slit width according to the results of the investigation.
• The slit-width scale should be used as a guideline.
• When using the square mirror, incline the illumination unit at least 10º.
NOTE
The surrounding number of the brightness adjustment
knob indicate the ratio of brightness, where 1 is the
maximum value.
Brightness adjustment
knob
Slit-width control knob