lens ring
111radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …
112Konica Minolta — Holdings, Inc. コニカミノルタホールディングス Type Corporation TYO: 4902 Industry Imaging …
113presbyopia — presbyopic /prez bee op ik, pres /, adj. /prez bee oh pee euh, pres /, n. Ophthalm. farsightedness due to ciliary muscle weakness and loss of elasticity in the crystalline lens. [1785 95; < Gk presby (comb. form of présbys old, old man) + OPIA] * …
114Canon T90 — The Canon T90, introduced in 1986, was the top of the line in Canon s T series of 35 mm Single lens reflex (SLR) cameras. It was the last professional level manual focus camera from Canon, and the last professional camera to use the Canon FD lens …
115Dutch inventions and discoveries — The Dutch people have a history and tradition in inventing and discovery. Dutch scientists and engineers have made a remarkable contribution to human progress as a whole, from something as simple as the sawmill to microbiology and artificial… …
116Matrix (mathematics) — Specific elements of a matrix are often denoted by a variable with two subscripts. For instance, a2,1 represents the element at the second row and first column of a matrix A. In mathematics, a matrix (plural matrices, or less commonly matrixes)… …
117World War I — the war fought mainly in Europe and the Middle East, between the Central Powers and the Allies, beginning on July 28, 1914, and ending on November 11, 1918, with the collapse of the Central Powers. Abbr.: WWI Also called Great War, War of the… …
118Nucleus — 1) In cell biology, the structure that houses the chromosomes. 2) In neuroanatomy, a group of nerve cells. * * * 1. In cytology, typically a rounded or oval mass of protoplasm within the cytoplasm of a plant or animal cell; it is surrounded by a… …
119List of diseases (C) — A list of diseases in the English wikipedia.C* C syndrome * C1 esterase deficiency (angioedema)CaCac Cal* Cacchi Ricci disease * CACH syndrome * Cafe au lait spots syndrome * Caffey disease * CAHMR syndrome * Calcinosis cutis (see also CREST… …
120Kératocône — La cornée conique caractéristique du kératocône Le kératocône (du grec kerato, corne, cornée et konos, cône) est une maladie dégénérative de l œil qui se traduit par une perte de la sphéricité de la cornée qui prend alors la forme d un cône. Le… …
