I.they are powerful than copmound microscope
ii.they magnify from 200000-300000 times.
iii are used in reasearch laboratories.

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The Brainliest Answer!
The electron microscope is a type of microscopethat uses a beam of electrons to create an image of the specimen. It is capable of much higher magnifications and has a greater resolving power than a light microscope, allowing it to see much smaller objects in finer detail.
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