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Difference between light microscope and electron microscope ......

Difference between light microscope and electron microscope ......

Grade:12

3 Answers

Priyanshu priyadarshi
300 Points
6 years ago
Light microscope uses glass lens whereas electron microscope uses electromagnets......... ............... ................
Arun
25750 Points
6 years ago
Light Microscope
Electron Microscope (EM)
1
Techniques are simple
High level of technical skill needed
2
Specimen preparation normally takes a few minutes to few hours
Specimen preparation often takes several days
3
Live or dead specimens may be seen
Only dead and dried specimens can be seen
4
Surface view  of the specimen is poor
Good surface details (SEM) or internal details (TEM) can be seen.
 
5
Light rays are used to illuminate the specimen.
Electron beam produced by the cathode is used
6
Condenser, objective and eye piece lenses are made of glass.
All lenses are electromagnets
Scholr Boy
87 Points
5 years ago
 
Light microscope
 Electron microscope
Simple to use Users require technical skills
Can view both live and dead specimens Views only dead specimens
Poor surface view Good surface view and internal details
Uses light rays to illuminate specimens Uses a beam of electrons to view specimens
Lenses are made of glass Lenses are made of electromagnets
Low resolving power, usually below 0.30µm.  High resolving power of up to 0.0001µm.
Low magnification of up to 1,500x High magnification of up to 1,000,000x
Images are viewed by the eyes through the eyepiece Images are viewed on a photographic plate or zinc sulphate fluorescent screen
Not used under a vacuum Operates under a high vacuum
Cheap to buy and has low maintenance costs Very expensive to buy and maintain

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