Use Of The Microscope; Light Intensity Adjustment; Coarse Focus Tension Adjustment; Stage - Optika Italy B-150D Serie Manual De Instrucciones

9.

Use of the microscope

9.1

Light intensity adjustment

Operate on the light intensity adjustment dial ① to turn ON / OFF
the microscope and to increase / decrease the illumination volt-
age. (Fig. 7)
9.2

Coarse focus tension adjustment

• Adjust the tension using the provided tool.
The coarse knob tension is pre-setted in the factory.
1. To modify the tension according to personal's needs, rotate
the ring ② using the provided tool (Fig. 8).
• Clockwise rotation increases the tension.
• If the tension is too loose, the stage could go lower by itself or
the focus easily lost after fine adjustment. In this case, rotate
the knob in order to increase the tension.
9.3

Stage

Stage accepts standard slides 26 x 76 mm, thickness 1,2 mm
with coverslide 0,17 mm. (Fig. 9)
1. Open the spring arm of the slide holder ③ and place the slide
from the front on the stage.
2. Gently release the spring arm of the slide holder.
• A sudden release of the spring arm could cause the fall-
ing of the slide.
9.4

Adjust the interpupillary distance

Only B-150D-BRPL
Hold the right and left parts of the observation head using both
hands and adjust the interpupillary distance by turning the two
parts until one circle of light can be seen. (Fig. 10)
• The graduation on the interpupillary distance indicator ④,
pointed by the spot "." on the eyepiece holder, shows the
distance between the operator's eyes.
The range of the interpupillary distance is 48- 75 mm.
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