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Q: What does it mean when a microscope has a resolution of 0.4 NM?
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What is the maximum resolution for a SEM microscope?

for a field emission gun you can go to 5-2 nm resolution


What microscope is used to see details of a 300 nm virus?

electron microscope


What is the highest TEM magnification?

Up to about 750,000 times. Strictly, it is not magnification that matters with any microscope. There is no practical value in enlarging an image if the enlargement reveals no further detail, but just makes the blur bigger!The critical factor is resolution, which is a measure of the detail that can be discerned in the image. A transmission electron microscope (TEM) has, at best, a resolution of about 1 nm, which means that objects closer than 1 nanometer apart cannot be distinguished. This is about 100 times the best resolution available using a light microscope.


Is resolution the ability to distinguish between two nearby objects?

The ability to distinguish close objects is called resolution or resolving power.It is important in microscopy as well as in other fields involving optical instruments, such as photography.A light microscope, using a high-power objective with oil immersion, can achieve a resolution of about 0.2 μm (micrometers). An electron microscope has, in practice, a resolving power about 100 times that, namely 1 to 2 nm (nanometers).


What type of microscope would use to view a virus 50 nm in size?

Transmission elctron microscope


What is the resolving power of a light microscope?

Around 0.2micrometers or 200 nm


Why is specimen smaller than200mm not visible with a light microscope?

Because the smallest wavelength of visible light we can see is around 400 nm. Something 200 nm would need an electron microscope to be seen.


What does electronic microscope use instead of light?

It uses an electron beam. An electron microscope is a type of microscope that uses an electron beam to magnify and illuminate a specimen. An electron microscope has greater resolving power than a light microscope and can reveal the structure of smaller objects because electrons have wavelengths about 100,000 times shorter than visible light photons. They can achieve better than 50 pm resolution and magnifications of up to about 10,000,000x whereas ordinary, non-confocal light microscopes are limited by diffraction to about 200 nm resolution and useful magnifications below 2000x.


What cellular structures can be observed with a compound light microscope and with an electron microscope?

Light microscopes can observe objects of 100 nm- 1 mm. Electron microscopes can observe objects of 1 nm-100 µm.


What does mean nm wbu?

Nm=not much. Wbu=what about you.


What does nm mean in texting abbreviations?

nm= not much


What dies NM mean?

Nm = Newton metre