Arclight additional features
The Arclight has several additional features to support clinical use:
Ruler - useful for general measuring including assessing intra-pupillary distance
Pupil size gauge – for assessing difference in pupil size in light and dark conditions
Bird fixation target – for assessing a child’s fixation on for example a moving object
Convergence line – for identifying point of convergence
White target – for testing limits of visual field
Red target square – for determining difference in optic nerve function between the two eyes
Ratio scale – to help assess the cup-disc ratio and extent of any optic disc cupping
Colour strip (on side) – to help assess colour vision