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What is Rayleigh criteria of resolution? What is Resolving power of grating?

Mumbai university > FE > SEM 2 > Applied Physics II

Marks: 3M

Year: May 2014

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Rayleigh’s criteria states that the two point sources of light are said to be just resolved it the first minima of one point source corresponds with the central maxima of other source.

The resolving power of grating is given by

$R.P = \frac{λ}{dλ} = mN$

Where,

λ is the wavelength …

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