microscopes Flashcards
1
Q
light microscope
(parts, magnification, advantages, disadvantages)
A
magnifies up to 2000x
relatively cheap
eyepiece, objective lens, coarse focus, fine focus, stage, slide, light
2
Q
transmission electron microscope
A
2D images
higher resolution
high magnification
3
Q
scanning electron microscope
A
3D images
lower magnification
4
Q
size of an object formula
A
magnification = image size / size of real object
5
Q
resolution
A
the ability to distinguish between 2 seperate points
6
Q
resolving power of microscopes
A
light microscope: 200nm
scanning electron microscope: 10nm
transmission electron microscope: 0.2nm
