How do you calculate the Numerical aperture of an Optical fiber? Find the numerical aperture 'NA' of a 1.5mm plastic optical fiber, if the distance from tip to surface is 5cm and the light radius is 3.5cm?
Added by Brianna S.
Step 1
Definition of Numerical Aperture (NA): Numerical Aperture is a measure of the light-gathering ability of an optical fiber. It is defined as the sine of the maximum angle of incidence at which light can enter the fiber core and still be transmitted through the Show more…
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