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
Happiness Is a Four-letter Word Happiness Is a Four-letter Word Happiness is a Four-letter Word is a 2016 South African romantic drama film directed by Thabang Moleya and written by Busisiwe Ntintili. Based on the novel of the same name by Nozizwe Cynthia Jele, the film tells the story of three friends trying to find their happiness while maintaining images of success and acceptability. The film revolves around three women. Glamorous trophy housewife Zaza, played by Khanyi Mbau, seems to be living the new South African dream of money, success, and loving partners. Lawyer and compulsive perfectionist Nandi, played by Mmabatho Montsho, whose life from