Chongqing Sunkingdom Medical Instrument Co., Ltd.
Figure 4 Figure 5
3.3.2 Adjusting aperture , slit width , filter
Adjusting aperture and slit width knob to get the largest spot .Adjust the filter to
the white position.
（
figure 5
）
3.3.3Check the spot position and uniformity：
Pressing the power switch, adjust the brightness knob to largest.(figure 6) , the
light will project from optical body, adjust the focus distance to put the spot in the
central of focal plane, brightness uniformity and boundaries clear.
Figure 6
3.3.4 After debug finished , installing the forehead -rest bracket and start to use.
（Installation method please refer to 4.2.3）
Aperture and slit
width adjusting knob
Slit angle adjusting
track
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