Electron microscope and Hand-held microscope

Electron microscope noun - A microscope that is similar in purpose to a light microscope but achieves much greater resolving power by using a parallel beam of electrons to illuminate the object instead of a beam of light.

Hand-held microscope and electron microscope are semantically related. In some cases you can use "Hand-held microscope" instead a noun phrase "Electron microscope".

Electron microscope and hand-held microscope are semantically related. You can use "Electron microscope" instead a noun phrase "Hand-held microscope".