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
The Name of the Doctor Award for Best Dramatic Presentation (Short Form), along with The Day of the Doctor, An Adventure in Space and Time and The Five(ish) Doctors Reboot. As well as being released on DVD and Blu-ray in a box set alongside the rest of the "Series 7" episodes on 28 October 2013, the episode was announced as being a part of a limited edition "50th Anniversary Collection" on 23 July 2014. This special DVD and Blu-ray box set was released on 8 September 2014. The Name of the Doctor "The Name of the Doctor" is the thirteenth and final episode of the