Microscopy

• parts of microscope

  base

  arm

  light

  stage

  objective lens

  eyepiece lens

  coarse and fine knob
• object

  the real object or sample
• image

  the image we see when we look down the eye piece
• eyepiece has a fixed magnification while the objective lens can be adjusted
• magnification - how many times larger the image is than the object
• magnification = images/ object
• resolution - measure of how detailed the image is
• light microscope

  • easy to use
  • cheaper
  • resolution is limited
• electronic microscope

  • expensive
  • better resolution
• the smallest unit of measurement is nanometer then micrometer then millimeter then centimeters then meters then kilometers
• smallest -> biggest divide 1000

  biggest -> smallest multiply 1000