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
Name-letter effect to a significant degree. The effect was also found when only looking at letters in family names, as well as only first name letters. The name-letter effect emerged as very significant in all languages when only initials were considered. There was a probability of 0.46 that initial letters were chosen amongst the top-six letters. Further analysis revealed that the overall name-letter effect is not simply due to initials: when excluding initials a name-letter effect was still found across all languages. Nuttin analyzed the data to see if there was a national-letter effect, but failed to find one. Norwegians did not