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why should the light be dimmed when looking at living cells

Question

why should the light be dimmed when looking at living cells 

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Step 1

The question asks about the reason for dimmed or reduced light while looking at the living cells.

A light microscope uses the lenses and focused light to enlarge a specimen such as a cell.

Step 2

The reason for the use of dimmed light while looking at the living cells:

  1. Better contrast: If the light used for magnification is not dimmed, then it may be very bright to look at the unstained living material. It happens because the light will be shining straight across that living cell. Therefore, dimmed light provide better contrast.
  2. Protect from sensitivity to light: Some of the living cells su...

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Science

Biology

Cell Biology

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