Theory And Practice Of Optics And RefractionElsevier India, 2008 - 460 pages The second edition of Theory and Practice of Optics and Refraction has been thoroughly revised and updated keeping in mind the tremendous advances which have occurred in the field of optics and refraction. The main aim of the book is to meet the needs of trainee and practicing ophthalmologists, optometrists and orthopticians in the subject of theory and practice of optics and refraction. About the Author : - AK Khurana is currently Senior Professor and Unit Head, RIO, PGIMS, Rohtak. He has been teaching Ophthalmology for more than twenty eight years. He has published ten books and more than 110 scientific papers in national and international journals of repute. He has been editor of Haryana Journal of Ophthalmology and North Zone Journal of Ophthalmology . Dr Khurana was awarded WHO fellowship for higher studies at Moorfields Eye Hospital, London. He was also selected for a study course at International Centre for Eye Health (ICEH), Institute of Ophthalmology, London, and awarded Certificate in Tropical Ophthalmology (CTO) by the University of London (UK). He is a life member of several Ophthalmological Societies of India. In addition to attending various conferences and workshops in India, he has the pride of participating in a well organized course on Strabismus and Ocular Motility at the world s most prestigious Orthoptic Department at Moorfields Eye Hospital, London. |
Contents
Preface to the Second Edition vii | 1 |
Visual Acuity Contrast Sensitivity and Tests for Potential Vision | 39 |
Errors of Refraction and Binocular Optical Defects | 61 |
Asthenopia Anomalies of Accommodation and Convergence | 89 |
Determination of the Errors of Refraction | 123 |
Keratometry Corneal Topography and Aberrometry | 157 |
Spectacles | 190 |
Other editions - View all
Common terms and phrases
aberrations ablation accommodation angle aniseikonia anisometropia aperture aphakia aphakic astigmatism axis base curve beam bifocal binocular blur calculated cataract central centre chart ciliary clinical colour contact lens contrast sensitivity convergence insufficiency convex corneal surface corneal topography correction crystalline lens curvature cylinder diameter diffraction dioptres diplopia disc distance emmetropic epithelial examination F₁ fixation flap focal length focus focused formula fundus glasses glaucoma gonioscopy hypermetropia illumination implantation instrument IOL power keratometer keratometry laser LASIK lens fitting lensmeter light low vision macular magnification measurement meridian microscope mires mirror myopia normal object occur ocular ophthalmoscopy optical zone optometers patient peripheral plane position posterior postoperative presbyopia prism pupil radius rays reflected reflex refractive error refractive procedures refractive surgery retina retinal image retinoscopy RNFL scan segment slit lamp Snellen's soft lenses spectacle spherical symptoms technique thickness tion types vertex visual acuity wavefront wear