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
Doctor of Humane Letters of Osteopathic Medicine, Doctor of Podiatric Medicine, Juris Doctor, Doctor of Optometry etc. Doctor of Humane Letters The degree of Doctor of Humane Letters (; D.H.L.; or L.H.D.) is almost always conferred as an honorary degree, usually to those students who have distinguished themselves in areas other than science, government, literature or religion, which are awarded degrees of Doctor of Science, Doctor of Law, Doctor of Letters, or Doctor of Divinity, respectively. Doctor of Humane Letters degrees should not be confused with earned academic degrees awarded on the basis of research, such as Doctor of Philosophy, Doctor of Science or