iPhone Gallery

Tags: iPhone, eye chart, snellen chart, etdrs, hotv, tumbling E Chart, visual acuity

Because of the screen size, iPhone cannot display the topmost (Snellen Fraction 6/60, Decimal 0.1, or LogMar 1.0) optotypes at 6 meters' distance, however can certainly display the topmost (Snellen Fraction 6/60, Decimal 0.1, or LogMar 1.0) optotypes at 4 meters' distance. Eye charts have been tested in varous iPhone models from iPhone 6 to iPhone 6.