<prompt> Different refractive power between two eyes is known as?Combined astigmatismAniseikoniaAnisometropiaAmetropia  <response>: Ans. c AnsiometropiaRef: A.K. Khurana 6th ed. 144-45, Khurana 4th ed. 38 Isometropia: Two eye with equal refraction Anisometropia: two eye with unequal refraction of power 2.5D Aniseikoinia: Difference in sizeshape of image of 5 on visual cortex by retina. 