Eye chart number). The denominator indicates the distance in feet at which a person with normal vision could stand to correctly identify the same symbols identified by the person tested. For example, a visual acuity of 20/20 is considered normal. Numerous types of eye charts exist and are used in various situations. For example, the Snellen chart is designed for use at 6 meters or 20 feet, and is thus appropriate for testing distance vision. There is often also a need to test a subject's vision at near or occupational tasks (such as reading or computer use). For these situations, a Rosenbaum
Four Letter Word (Beady Eye song) The music video for the song, directed by Julian House and Julian Gibbs, was released exclusively on the NME website on 26 December 2010, and features the band, and live members Jeff Wootton and Matt Jones, playing to an audience in an undisclosed location in London with psychedelic imagery interspersed throughout. The release of the music video was also the first release of the song. "Four Letter Word" has so far been given even higher praise than the band's previous single, "Bring the Light". Four Letter Word (Beady Eye song) "Four Letter Word" is a single by English band Beady