Zeiss Humphrey visual field analyser-3 (Model 840, Singapore)

This is computerised automated visual fields analyser (SITA-Swedish interactive threshold algorithm) considered as Gold standard Test for early diagnosis of glaucoma that plots the boundaries of the field of vision which is affected and also in other neurological disorders leading onto blindness. This instruments aids in screening, monitoring of progressive visual loss and assisting in findings out new signs in the early stages of the disease process. The greatest advantages are reduced visual field testing time and simplified operation with a new smart touch interface in addition to the provision of new liquid trail lenses for correcting patients’ refractive error while undergoing test procedure.