Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
aberrations-40060747.pptx
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8. Paraxial rays are nothing but a set of incident rays on the
lens which lie very close to the principal axis.
Whereas marginal rays are the set of incident rays of light
on the lens that hit the mirror towards its edges with
respect to the pole of the mirror.