Magnification Flashcards
microscopes - types and use
what is another name for a dissecting microscope?
stereo microscope
what is a dissecting microscope used for
dissections
what is the source of radiation for a dissecting microscope
visible light
specimen type for dissecting microscopes
macroscopic (large objects)
notes for a dissecting microscope
- Used for bigger things
- It is used for magnifying things that you can already see
- Only magnify up to 40x
purpose of a compound light microscope
microscopic specimens
source of radiation for compound light microscopes
visible light
specimen types for compound microscopes
thin sections and cells
notes on compound light microscopes
- It has many lenses
- Usually they have 2 lenses
- These microscopes look like binoculars
what does SEM stand for?
scanning electron microscope
what is a SEM used for
atomic or molecular level
source of radiation for SEM
electrons
specimen type for SEM
ridiculously small things
notes for scanning electronic microscopes
- Can magnify things by hundreds of thousands of times
- Some can even see atoms
- Instead of using light, it shoots out electrons
- You can only see the atoms through a computer screen
- Used to see subatomic particles
USB microscopes specimens
microscopic specimens