<prompt> Advantage of contact lens over normal glasses;Prismatic effect will lessPrevention from UV raysDecrease inflammationDecrease infection  <response>: Advantages: Less magnification 5 of the image, elimination of aberrations and prismatic effect of thick glasses wider and better field of vision, cosmetically better accepted by young persons. Disadvantages: more cost, cumbersome to wear, especially in old age and in childhood, corneal complications may occur Inflammation Infection. 