Optika Italy B-1000 Serie Manual De Instrucciones página 13

• Use without eyeglasses
1. Raise eyeshields and observe at the microscope
placing eyes to the shields, avoiding external light
to disturb the observation. (Fig. 19)
9.8 Light path selection
• The observation head is equipped with an optical
path selector that allows the light to be splitted to
the eyepieces and to the photo / TV port.
1. Move the selector ① to one of the three possible
positions to split the light. (Fig. 20)
POSITION
IN
MIDDLE
OUT
9.9 Coarse focus tension adjustment
The tension of the coarse focusing knob is factory
preset.
1. To modify the tension according to personal's
needs, rotate the ring ②. (Fig. 21)
• 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.
LIGHT
100% EYEPIECES
50% EYEPIECES / 50% TV
100% TV
②
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F ig. 19 F ig. 19
①
F ig. 20 F ig. 20
F ig. 21 F ig. 21