Optika Italy B-1000 Serie Mode D'emploi page 22

10. Use of the microscope (transmitted light)
10.1 General switch on
To activate the transmitted light illuminator, put the main switch
①, located on the left side of the stand, to the position "1". (Fig.
19)
10.2 Control keyboard
B-1000 transmitted light illumination can be controlled through
the keyboard placed on the left of the stand. (Fig. 20)
• ON-OFF (②): press this key (after switching the main switch
on "1") to turn ON or OFF the microscope LED.
• BOOST (③): press this button in order to increase the bright-
ness (useful for high-magnification objectives or very opaque
specimens).
• Do not enable boost mode while observing with low mag-
nification objectives (4x, 10x) with fully open diaphragm:
the high brightness may hurt user's eyes.
• AUTO OFF (④): if you want the illuminator to switch off au-
tomatically, press this button until 15, 30 or 60 minutes delay
is set. After this period of time, the light will turn off. You have
to press the ON-OFF button to turn it on again.
10.3 Brightness adjustment
Use the brightness adjustment dial ⑤ on the left side of the mi-
croscope to increase or decrease the light intensity on the speci-
men. (Fig. 21)
10.4 Adjust the observation head
Loosen the locking screw ①, turn the observation head to a com-
fortable position for observation, and then lock the locking screw
again. (Fig. 22)
②
④
⑤
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