GEN. BIOLOGY

• Microscope


  Optical Instrument used for viewing very small objects.
• Microscope


  Typically magnified several hundred times.
• Compound Microscope


  Most commonly used.
• Dissection Microscope


  Also called Streo Microscope.
• Dissection Microscope


  • 3D image seen

  • Low magnification
• Scanning Electron Microscope


  What is SEM?
• SEM

  • Used electron Illuminatuon

  • 3D image seen

  • High magnificaton and High resulotion
• SEM


  Specimen is coated in GOLD
• Transmission Electron Microscope


  What is TEM?
• TEM


  • Use electron illuminatiin

  • High Magnification and High resolution

  • 2D image is seen
• TEM


  Magnifies object up to 2 million times.
• COMPOUND MICROSCOPE


  WHAT IS THIS?

  
• DISSECTION MICROSCOPE


  WHAT IS THIS?

  
• 2D


  WHAT DIMENSION IS THIS?

  
• SCANNING ELECTRON MICROSCOPE


  WHAT IS THIS?

  
• 3D


  WHAT DIMENSION IS THIS?

  
• Transmission Electron Microscope


  WHAT IS THIS?

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  BODY TUBE

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  Eyepiece

  
• What is the other term for eyepiece?

  ocular lens
• WHAT PART OF THE MICROSCOPE IS THIS?

  nosepiece

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  Objective lenses

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  stage clip

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  stage

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  Diaphragm

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  Illuminator

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  base

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  Fine focus

  
• WHAT PART OF THE MICROSCOPE IS THIS?

  Coarse focus knob

  
• what is the other called for "coarse focus knob"?

  coarse adjustment knob
• WHAT PART OF THE MICROSCOPE IS THIS?

  Arm

  
• hollow tube that connects the eyepiece to the objective lenses.

  Body Tube
• Eyepiece


  The lenses at the top that the viewer looks through. Can be 10x or 15x
• Nosepiece


  Circular structure is where the different objective lenses are screwed in.
• Has 3 to 4 color coded lenses and are interchangeable between microscope


  Objective Lenses
• What are the 4 color of objective lenses?

  red, blue, white, yellow
• Stage clip


  Hold the slides in place
• Stage


  Platform where you put the slides
• Diaphragm


  An apparatus that can adjusted to vary the intensity and size of the cone of light
• Illuminator


  steady light source