Snellen chart H, K, O, S, 3, U, Y, A, C, E, G, L, 2. The normal Snellen chart is printed with eleven lines of block letters. The first line consists of one very large letter, which may be one of several letters, for example E, H, or N. Subsequent rows have increasing numbers of letters that decrease in size. A person taking the test covers one eye from 6 metres or 20 feet away, and reads aloud the letters of each row, beginning at the top. The smallest row that can be read accurately indicates the visual acuity in that specific
Flip chart chart which writes word for word everything it is instructed to record. The disability action group "Armless" has stated that this is a significant step forward for disabilities groups to have conferences like people without disabilities. Also available are flipchart stands which are self heightening. Flip chart A flip chart is a stationery item consisting of a pad of large paper sheets. It is typically fixed to the upper edge of a whiteboard, typically supported on a tripod or four-legged easel. Such charts are commonly used for presentations. Although most commonly supported on a tripod, flip charts come in various