The text is organised in an appealing four-color format to make the understanding, retention, and reproducibility of facts easy. It also includes newer concepts in refractive surgery such as topoguided LASIK, Contoura Vision Technology, all femtosecond laser surgery, ReLEx, and corneal inlay for presbyopia including Presbyo. incorporates advancements in abberrometry, wavefront technology, anterior segment ultrasound biomicroscopy (UBM), confocal microscopy of the cornea, and anterior segment optical coherence tomography (AS-OCT), as well as digital eye strain and the role of Smartphones in Ophthalmology have been discussed in detail ? Chapter on Clinical Refraction has been refurbished effectively and text on Corneal Topography expanded with essential newer developments.