Principles of Microscopy Flashcards
1
Q
Cytology
A
Study of cell structure
2
Q
Light Microscopy
A
- Passing a beam of light through a specimen
- maginification up to 1000x
- resolution 200nm
3
Q
Electron Microscopy
A
- passing a beam of electrons over or through a specimen
- magnification up to 10,000,000x
- resolution 0.05-2nm
- 2 main types: scanning (SEM) and transmission (TEM)
4
Q
Resolution
A
The minimum distance 2 points can be separated and still be distinguishable
5
Q
Magnification
A
Ratio of an objects image size to its real size
6
Q
Contrast
A
Difference in brightness between light and dark areas
