SOLARIS Biological Microscope operation manual.
7
Fig.10
2
1
3
6 . Operate coarse and fine focusing control knob
The coaxial coarse and fine focusing system is adopted in this instrument, with coarse tension adjusting device.
(1) The control knob 1 is for fine focusing, the control knob 2 is for coarse focusing
。
Turn the coarse focusing control
knob 2 anticlockwise to lift the objective and clockwise to lower it. As shown Fig.10
(2) Put the 10X objective into the light path with the turn of nosepiece (When turn into the right position, the objective
will has a automatic halt.).
(3) Turn coarse control knob unit the stage in the highest position, observe through the eyepieces, slowly turn coarse
control knob, with the stage slowly down, to focus until the image clear and stop turning.
(4) Turn fine control knob to precision focus for a clearly image.
(5) The knob 3 is to lock the stage position of height; this function is making sure the long working distance of
objective not to be touched with stage or simple. When the stage be locked in the preset position with turn the
coarse, you can rapidly focus the image clear.
(6) The tension of the coarse focus control knob 2 is adjustable and preset at the factory for ease of use. If you wish to
adjust the coarse focus tension, turn the tension knob 4 to adjustment. Turn the wheel anticlockwise increase the
tension, and clockwise decreases it, as indicated by the arrow in the figure 8.
Too high tension may be affected operation and physical discomfort.
Caution
!
When you use the high magnification objective, please use the 10X objective focus the image
clear at first and set the knob 4 , then turn to observe by the high magnification objective, you can
make the stage to the preset position by the coarse control knob, and make the more precision
focus by the fine control knob
Reminder
!
