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an image of axial poin source is made with a parabolic mirror which is front coated.the image will be free of which two of the following a.chromatic abberation b.spherical abberation c.coma d.astimatism
an image of axial poin source is made with a parabolic mirror which is front coated.the image will be free of which two of the following
a.chromatic abberation
b.spherical abberation
c.coma
d.astimatism
Dear Ocean,
There will be no spherical aberration because in a parabolic mirror, all paraxial rays pass through the focus upon reflection.
The properties of reflection are independent of the wavelength of light. Therefore, there will be no chromatic aberration.
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