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1.3 Microscope Introduction
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n
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j
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g
(1)
Optical zoom
Zoom in/out button. Zoom in(
higher, the distance is closer. Zoom out (
magnification is smaller, the distance is longer. (
microscope lens.
c
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i
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f
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d
, when magnification is
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f
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g
4
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e
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k
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h
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l
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m
, when
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)
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h
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O