chapter 6

light microscope
- visible light passed through the specimen and then through glass lenses
- can magnify upto 1000x
magnification

ration of an objects image size to its real size
resolution

measure of the clarity of the image
contrast

accentuates differences in parts of sample
electron microscope (EM)

focuses on a beam of electrons through the specimen or onto its surface
scanning electron microscope (SEM)

useful for detailed study of topography of a specimen. electron beam scans the surface
transmission electron microscope(TEM)

used to study the internal structure of cells

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kirantakhar

209090

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chapter 6

Description

biology 4a

Updated

2013-03-24T00:41:33Z

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