4
3. Operation
SZG series
3-1 Illumination
⑴
Connect main power supply and set main switch at “-”.
⑵
Use bottom light: Turn brightness adjusting knob to
suitable. The direction showed. (Fig. 1)
⑶
7W fluorescent bulb for top light and it can not adjusted
for brightness. It has separate switch knob, show the
figure below.
3-2 Adjust observation tube & base
⑴
Hold the front of the base and arm to turn to suitable
position for observation. (Fig. 2) Then tight the screw
for rotatable axial.
⑵
The plastic disc under base can make the whole
microscope for 360° rotatable.
3-3 Adjust focusing tightness
⑴
Hold one knob to turn another to achieve adjustment of
tightness. Tightness is base on turn direction. (Fig. 3)
⑵
Adjust the tightness to suitable to make observation more
comfortable and prevent stage slipping down.
Figure 3
Figure 1
Figure 2
Hold
Hold
Turn
Loose Hold
Tigh
t
Screw for
rotatable axial
