<prompt> According to biophysics, in which pa of eye does maximum refraction occur?CorneaAqueous humorCentre of the lensPeriphery of the lens  <response>: Cornea The cornea is the first and most powerful refracting surface of the eye. Light passes through the transparent cornea on its way to the retina. It has a greater curvature than the rest of the eyeball and a refractive power of approximately 44 dioptres. 