When two objects are placed close enough to each other or are a great enough distance, there will come a point where your eyes will be unable to distinguish the two objects apart. Determine the resolving power of your eyes.

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Liban Ahmed                                   Experiment 4                           September 20, 2003

Resolving Power

Purpose

When two objects are placed close enough to each other or are a great enough distance, there will come a point where your eyes will be unable to distinguish the two objects apart. Determine the resolving power of your eyes.

Hypothesis

If two strands of hair are placed a foot away in front of white background, then the resolving power of the eyes will be approximately half a millimeter or 0.5 mm.

Materials

  • Glass slide and cover slip
  • Two human hairs
  • Dissecting needles
  • Microscope
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Procedure

  1. Brought a microscope to the lab area making sure to use both hands to carry the microscope and that the cord was not dangling.
  2. Looked through the instructions making sure there were no problems that could be posed.
  3. Organized the lab area and prepared all equipment including slides and the microscope.
  4. Placed two human hairs on the slide 1 mm apart and placed the cover slip above.
  5. Placed the slide in front of a white background and examined from a distance of one foot.
  6. Determined if the two hairs were distinctly separate and recorded observations.
  7. ...

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