Focus Knob Rotation and Stage Movement
2.1
Both the coarse focus knob and the fine focus knob are located
on both right and left sides on the microscope. The table below
shows the relationship of the focus knobs' rotation with the stage
movement.
Focus Knob Rotation and Stage Movement
Operations
Turn the knob
toward the front.
Turn the knob
toward the back.
Number of Focus Knob Turns and Distance of Stage Travel
2.2
One rotation of the coarse focus knob
One rotation of the fine focus knob
One scale of the fine focus knob
The vertical motion range (coarse/fine focus stroke) of the stage is from approximately 2 mm above the focal point
(reference position) to approximately 28 mm below the focal point.
Chapter 2
Individual Operations
Stage movement
Stage is lowered.
Stage is raised.
Number of Focus Knob Turns and Distance of Stage Travel
No. of knob turns
Fine focus
knob
Stage vertical movement
Distance of stage travel (vertical
direction)
Approx. 9.33 mm
Approx. 0.1 mm
1 m
41
0.1
0.2
0.5
0.6
0.8
0.7
0.9
Stage is lowered.
POWE R
Coarse focus
knob
Chap. 2