mask exposure

См. также в других словарях:

• mask — [mask, mäsk] n. [Fr masque < It maschera, mascara, a mask, prob. < Ar maskhara, a clown, buffoonery] 1. a covering for the face or part of the face, to conceal the identity 2. anything that conceals or disguises 3. a party, carnival, etc.… …   English World dictionary

• Phase-shift mask — Phase shift masks are photomasks that take advantage of the interference generated by phase differences to improve image resolution in photolithography. There exist alternating [cite web|url = http://www.freepatentsonline.com/6977127.html | title …   Wikipedia

• Surgical mask — For other uses, see Respirator. Three surgeons operating with surgical masks. Fitzsimons Army Medical Center, circa. 1990 A surgical mask also known as a procedure mask is intended to be worn by health professionals during surgery and at othe …   Wikipedia

• Gandhi Behind the Mask of Divinity — Infobox Book name = Gandhi Behind the Mask of Divinity title orig = image caption = Cover page by Prometheus Books. author = Col. G. B. Singh country = United States language = English series = subject = genre = Non Fiction publisher =… …   Wikipedia

• Terrain mask — equipment.A terrain mask refers to the natural curvature of the earth. It is important as a means of avoiding active radar by positioning the aircraft so there is natural earth hiding it from the radio waves sent from the radar system. For… …   Wikipedia

• List of diving hazards and precautions — Contents 1 Effects of relying on breathing equipment while underwater 2 Effects of barotrauma or pressure damage 2.1 …   Wikipedia

• Unsharp masking — is an image manipulation technique now familiar to many users of digital image processing software, but it seems to have been first used in Germany in the 1930s as a way of increasing the acutance, or apparent sharpness, of photographic images.… …   Wikipedia

• VID (TV Company) — VID is a Russian TV Company that makes the show Wait for Me, designed to help people find their loved ones and also Pole Chudes which is a Russian version of Wheel of Fortune.HistoryThe VID TV Company was found in 1990 by Vladislav Listyev when… …   Wikipedia

• Multiple patterning — is a class of technologies developed for photolithography to enhance the feature density. The simplest case of multiple patterning is double patterning, where a conventional lithography process is enhanced to produce double the expected number of …   Wikipedia

• Photolithography — For earlier uses of photolithography in printing, see Lithography. For the same process applied to metal, see Photochemical machining. Photolithography (or optical lithography ) is a process used in microfabrication to selectively remove parts of …   Wikipedia

• Oxygen toxicity — Classification and external resources In 1942–43 the UK Government carried out extensive testing for oxygen toxicity in divers. The chamber is pressurised with air to 3.7  …   Wikipedia