set the diaphragm
1Diaphragm (optics) — A 35 mm lens set to f/8; the diameter of the seven sided entrance pupil, the virtual image of the opening in the iris diaphragm, is 4.375 mm In optics, a diaphragm is a thin opaque structure with an opening (aperture) at its center. The role of… …
2The Day After — This article is about the 1983 television film. For other uses, see The Day After (disambiguation). The Day After The Day After DVD cover Genre …
3The bodies seven — Body Bod y, n.; pl. {Bodies}. [OE. bodi, AS. bodig; akin to OHG. botah. [root]257. Cf. {Bodice}.] [1913 Webster] 1. The material organized substance of an animal, whether living or dead, as distinguished from the spirit, or vital principle; the… …
4History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …
5Invention of the telephone — The modern telephone is the result of work done by many people, all worthy of recognition of their contributions to the field. Alexander Graham Bell was the first to patent the telephone, an apparatus for transmitting vocal or other sounds… …
6The Americanization of Emily — Infobox Film name = The Americanization of Emily image size = 225px caption = original film poster producer = Martin Ransohoff director = Arthur Hiller writer = William Bradford Huie (novel) Paddy Chayefsky (screenplay) starring = James Garner… …
7Anthroposophical view of the human being — The anthroposophical view of the human being includes:Threefold and fourfold viewRudolf Steiner often described the human being as consisting of an eternal spirit, an evolving soul and a temporal body, giving a detailed analysis of each of these… …
8Scuba set — A scuba diver in usual sport diving gear A scuba set is an independent breathing set that provides a scuba diver with the breathing gas necessary to breathe underwater during scuba diving. It is much used for sport diving and some sorts of work… …
9History of the telephone — The history of the telephone chronicles the development of electrical technology that enabled bidirectional human speech conversations over distances farther than a person could shout.Telephone prehistoryMechanical devicesBefore the invention of… …
10Timeline of the telephone — Below is a Timeline of the telephone that covers important dates in the history of the telephone.1844 to 1875*1844 Innocenzo Manzetti first mooted the idea of a “speaking telegraph” (telephone). *1849 Antonio Meucci demonstrates a communicating… …
