<prompt> SRK formula is used to calculate-Power of intraocular lensCorneal curvatureCorneal endothelial cell countExtent of retinal detachment  <response>: Ans. is a i.e., Power of intraocular lens SRK formula Power of IOL A - 2.5L -0.9K L is axial length of the eyeball in mm A is IOL specific constant K is average corneal refractive power 