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The focal length of the large and small magnification of the objective lens should be the same after the SCM600 operation microscope is adjusted for accuracy. The object seen through 5 levels should be clearly . With the increase of the magnification, the visual field of the object becomes narrower and the depth of field becomes smaller.
Sharpness adjustment steps
step one
Adjust the magnification converter adjusting knob to 3.5x to ensure that the visual field under observation is in the middle of the eyepiece field of vision. Adjust the magnification converter adjusting knob to 20x. At this point, adjust the focusing knob or move the microscope up and down until the object surface is clear.
Step two
Adjust the magnification converter adjusting knob to 3.5x, to check if the visual field is clear, if the visual field is not clear, you should adjust the eyepiece vision adjustment ring until visual field is clear, the adjustment should be single-eye respectively.
Step three
Adjust the magnification converter adjusting knob again to 20X to see if the visual field is clear. If it is clear, the sharpness adjustment is completed. If it is not clear, repeat steps 1 to 2 above until it is clear.
Usually, the large and small magnification can be repeated for 2-3 times. At this time, it will be found that the visual field under the 5 level multiplier is clearly, the mechanical system can be locked according to the requirements.
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