Allon is director and founding partner of OCL Vision. He is an elected council member for both the UKISCRS and the BSRS. He has been a consultant since 2012 specialising in laser refractive surgery, cataract surgery with advanced technology lenses and corneal surgery. He has published over 45 peer-reviewed scientific papers, 16 book chapters and is the co-author of a comprehensive textbook Training in  Ophthalmology, which is now in its third edition. He is a key opinion leader for the ophthalmic industry and is regularly invited to chair events and lecture both nationally and internationally. Allon was the first surgeon in the UK, and one of the first in the world, to carry out SmartSight KLEx laser vision correction.