CAMPIMETER Russian patent published in 1997 - IPC

FIELD: ophthalmology. SUBSTANCE: campimeter has inventively novel design, namely: it has flat screen made of semitransparent material and carrying removable individual campimetry map attached to semitransparent screen side that is invisible for patient. Apparatus further comprises point light source with holder movable all over individual campimetry map. Point light source holder comprises means for marking individual campimetry map. Latter is formed on transparent material having standard markings applied onto map side facing patient. Campimeter comprises time-sensitive element which registers time duration, during which test object appears at specific point of screen. Point light source is provided with wavelength switch over light wavelength range. There is proposed alternative embodiment, in which point light source is provided with replaceable light filters. EFFECT: greater accuracy of studies in central regions of eye's vision field; facilitated registration of examination results. 6 cl, 2 dwg