Microscope
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Microscope

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This is a combination of 3 powerpoints I found on the internet

This is a combination of 3 powerpoints I found on the internet

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Microscope Microscope Presentation Transcript

  • Microscope Notes
  • Microscope Notes
  • Microscope Notes
  • Microscope Notes
  • History of the Microscope 2
  • History of the Microscope• 1590 –first compound microscope 2
  • History of the Microscope• 1590 –first compound microscope 2
  • Microscope
  • MicroscopeOne or more lens that makes an enlarged image of an object.
  • MicroscopeOne or more lens that makes an enlarged image of an object.
  • History of the Microscope 4
  • History of the Microscope• 1655 – Robert Hooke used a compound microscope to observe pores in cork 4
  • History of the Microscope• 1655 – Robert Hooke used a compound microscope to observe pores in cork –He called them “cells” 4
  • 5
  • History of the Microscope 6
  • History of the Microscope• Antoine van Leeuwenhoek 6
  • History of the Microscope• Antoine van Leeuwenhoek –1st to see single-celled organisms in pond water 6
  • Microscope Vocabulary 7
  • Microscope Vocabulary• Magnification: increase of an object’s apparent size 7
  • Microscope Vocabulary• Magnification: increase of an object’s apparent size• Resolution: power to show details clearly 7
  • Microscope Vocabulary• Magnification: increase of an object’s apparent size• Resolution: power to show details clearly• Both are needed to see a clear image 7
  • Types of Microscopes
  • Types of Microscopes
  • Types of Microscopes • Simple
  • Types of Microscopes • Simple • Compound
  • Types of Microscopes • Simple • Compound • Stereoscopic
  • Types of Microscopes • Simple • Compound • Stereoscopic • Electron
  • Simple Microscope
  • Simple Microscope• Similar to a magnifying glass and has only one lens.
  • Simple Microscope• Similar to a magnifying glass and has only one lens.
  • Simple Microscope• Similar to a magnifying glass and has only one lens.
  • Simple Microscope• Similar to a magnifying glass and has only one lens.
  • Compound Microscope
  • Compound Microscope• Lets light pass through an object and then through two or more lenses.
  • Compound Microscope• Lets light pass through an object and then through two or more lenses.
  • Compound Microscope• Lets light pass through an object and then through two or more lenses.
  • Compound Microscope• Lets light pass through an object and then through two or more lenses.
  • Compound Microscope• Lets light pass through an object and then through two or more lenses.
  • Types of Microscopes 11
  • Types of Microscopes• 1. Compound Light Microscope 11
  • Types of Microscopes• 1. Compound Light Microscope –1 st type of microscope, most widely used 11
  • Types of Microscopes• 1. Compound Light Microscope –1 st type of microscope, most widely used –light passes through 2 lenses 11
  • Types of Microscopes• 1. Compound Light Microscope –1 st type of microscope, most widely used –light passes through 2 lenses –Can magnify up to 2000x 11
  • Ocular lensObjectivelenses 12
  • ElectronMicroscope
  • ElectronMicroscope• Uses a magnetic field to bend beams of electrons ; instead of using lenses to bend beams of light.
  • Types of Microscopes 14
  • Types of Microscopes• 2. Electron Microscope 14
  • Types of Microscopes• 2. Electron Microscope –Used to observe VERY small objects: viruses, DNA, parts of cells 14
  • Types of Microscopes• 2. Electron Microscope –Used to observe VERY small objects: viruses, DNA, parts of cells –Uses beams of electrons rather than light 14
  • Types of Microscopes• 2. Electron Microscope –Used to observe VERY small objects: viruses, DNA, parts of cells –Uses beams of electrons rather than light –Much more powerful 14
  • Types of Microscopes 15
  • Types of Microscopes• Transmission Electron Microscope (TEM) 15
  • Types of Microscopes• Transmission Electron Microscope (TEM) –Can magnify up to 250,000x 15
  • 16
  • 17
  • 18
  • Types of Microscopes 19
  • Types of Microscopes• Scanning Electron Microscope (SEM) 19
  • Types of Microscopes• Scanning Electron Microscope (SEM) –Can magnify up to 100,000x 19
  • 20
  • 21
  • 22
  • Stereoscopic Microscope
  • Stereoscopic Microscope• Gives a three dimensional view of an object. (Examples: insects and leaves)
  • Stereoscopic Microscope• Gives a three dimensional view of an object. (Examples: insects and leaves)
  • Stereoscopic Microscope• Gives a three dimensional view of an object. (Examples: insects and leaves)
  • Stereoscopic Microscope• Gives a three dimensional view of an object. (Examples: insects and leaves)
  • 24
  • 25
  • A Lens
  • A Lens• Enlarges an image and bends the light toward your eye.
  • A Lens• Enlarges an image and bends the light toward your eye.
  • A Lens• Enlarges an image and bends the light toward your eye.
  • A Lens• Enlarges an image and bends the light toward your eye.
  • Usually has a power of 10 x
  • Eyepiece LensUsually has a power of 10 x
  • Eyepiece Lens
  • Eyepiece Lens
  • Eyepiece Lens X
  • Eyepiece Lens X
  • Eyepiece Lens XObjective Lens
  • Eyepiece Lens XObjective Lens =
  • Eyepiece Lens X Objective Lens =Total Magnification
  • Objective Lenses
  • Objective Lenses
  • Objective Lenses
  • Objective Lenses Low Power = 4 x
  • Objective Lenses Low Power = 4 x
  • Objective Lenses Low Power = 4 x Medium Power = 10 x
  • Objective Lenses Low Power = 4 x Medium Power = 10 x
  • Objective Lenses Low Power = 4 x Medium Power = 10 x High Power = 40 x
  • Introduction to the Microscope Care Parts Focusing
  • 31
  • • Always carry with 2 hands 31
  • • Always carry with 2 hands• Only use lens paper for cleaning 31
  • • Always carry with 2 hands• Only use lens paper for cleaning• Do not force knobs 31
  • • Always carry with 2 hands• Only use lens paper for cleaning• Do not force knobs• Always store covered 31
  • • Always carry with 2 hands• Only use lens paper for cleaning• Do not force knobs• Always store covered• Keep objects clear of desk and cords 31
  • 32
  • Eyepiece 32
  • EyepieceBody Tube 32
  • Eyepiece Body TubeRevolving Nosepiece 32
  • Eyepiece Body TubeRevolving Nosepiece Objective Lens 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage Stage Clips 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage Stage Clips Coarse Focus 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage Stage Clips Coarse Focus Fine Focus 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage Stage Clips Coarse Focus Fine Focus Base 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage Stage Clips Coarse Focus Diaphragm Fine Focus Base 32
  • Eyepiece Body TubeRevolving Nosepiece Arm Objective Lens Stage Stage Clips Coarse Focus Diaphragm Fine Focus Light Base 32
  • 33
  • 33
  • • Place the Slide on the Microscope 33
  • • Place the Slide on the Microscope• Use Stage Clips 33
  • • Place the Slide on the Microscope• Use Stage Clips• Click Nosepiece to the lowest (shortest) setting 33
  • • Place the Slide on the Microscope• Use Stage Clips• Click Nosepiece to the lowest (shortest) setting• Look into the Eyepiece 33
  • • Place the Slide on the Microscope• Use Stage Clips• Click Nosepiece to the lowest (shortest) setting• Look into the Eyepiece• Use the Coarse Focus 33
  • 34
  • • Follow steps to focus using low power 34
  • • Follow steps to focus using low power• Click the nosepiece to the longest objective 34
  • • Follow steps to focus using low power• Click the nosepiece to the longest objective• Do NOT use the Coarse Focusing Knob 34
  • • Follow steps to focus using low power• Click the nosepiece to the longest objective• Do NOT use the Coarse Focusing Knob• Use the Fine Focus Knob to bring the slide 34
  • • Follow steps to focus using low power• Click the nosepiece to the longest objective• Do NOT use the Coarse Focusing Knob• Use the Fine Focus Knob to bring the slide 34