In part three of this six-part series, Professor Mo Jalie continues his discussion of the development of progressive lenses from the second to the fourth generation designs

For the final part of this series on scleral contact lenses, Sophie Taylor-West and Matthew Carter explain the fitting process

Mesha Tanna and David Teenan review the cornea, how it changes in disease and through ageing, and look at the technique of collagen cross-linking

In the third and final part of this series, Dr Graham Macalister looks at the clinical assessment and management options for the patient presenting with symptoms suggestive of possible retinal detachment

Dr Nizar K Hirji looks at accountability within civil law and explains the processes surrounding clinical negligence

Morven Campbell explains the significance of pachymetry and how it is undertaken in clinical practice

In the first of a series of articles on the electromagnetic spectrum and light transmission to the eye, Coralie Barrau, Amélie Kudla and Mélanie Tessieres explain the influence of light upon the retina and review the evidence for harmful impact

Dr Laura J Monger, Professor Peter M Allen, Professor Bruce JW Evans and Professor Arnold J Wilkins explain the concept of pattern glare, evidence for its impact and how practitioners may be influential in assisting when problems result

In the second of a six-part series, Professor Mo Jalie explains the design of modern progressive power lenses

Karen Hughes offers an introduction to this specialised yet rewarding area of contact lens practice