Microscopes Flashcards
1
Q
Name the three types of microscopes
A
- Optical (light) microscopes
- Transmission electron microscopes
- SEM
2
Q
What microscope has the highest resolving power and why?
A
The TEM microscope has the highest resolving power as it uses electrons which have a shorter wavelength than light.
3
Q
Which electrons produce a 2D image?
A
Optical and TEM
4
Q
Which microscope produces a 3D image and why?
A
The SEM microscope produces a 3D image as the electrons bounce off the surface of the sample producing a 3D image of it.
5
Q
Which microscope produces a coloured image and why?
A
The optical light microscope as a stain (iodine is used).
