- optical aid
- 光学仪器
English-Chinese electricity dictionary (电气专业词典). 2013.
optical aid
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Optical tweezers — (originally called single beam gradient force trap ) are scientific instruments that use a highly focused laser beam to provide an attractive or repulsive force (typically on the order of piconewtons), depending on the refractive index mismatch… … Wikipedia
Optical mark recognition — (also called Optical Mark Reading and OMR) is the process of capturing human marked data from document forms such as surveys and tests. Contents 1 OMR background 2 OMR software 2.1 Open Source … Wikipedia
Optical storage — is a term from engineering referring to the storage of data on an optically readable medium. Data is recorded by making marks in a pattern that can be read back with the aid of light, usually a beam of laser light precisely focused on a spinning… … Wikipedia
Optical landing system — The Fresnel Lens Optical Landing System of Charles de Gaulle An optical landing system (OLS) (nicknamed meatball or simply, Ball ) is used to give glidepath information to pilots in the terminal phase of landing on an aircraft carrier.[1] From… … Wikipedia
Optical Landing System — An Optical Landing System (OLS) is used to give glidepath information to pilots in the terminal phase of landing on an aircraft carrier. [Aircraft Launch and Recovery Operations Manual http://www.lsoschool.org/images/stories/files/pubs/Instruction… … Wikipedia
Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c … Wikipedia
Optical Society of America — The Optical Society of America (OSA) is a scientific society dedicated to advancing the study of light optics and photonics in theory and application, by means of worldwide research, scientific publishing, conferences and exhibitions, partnership … Wikipedia
Optical telescope — Eight Inch refracting telescope (Chabot Space and Science Center) An optical telescope is a telescope which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum for directly viewing a magnified image for… … Wikipedia
Optical table — A laser system on an optical table. An optical table is platform that is used to support systems used for optics experiments and engineering. Contents 1 Explanation … Wikipedia
optical ceramics — Introduction advanced industrial materials developed for use in optical applications. Optical materials derive their utility from their response to infrared, optical, and ultraviolet light. The most obvious optical materials are… … Universalium
Optical scan voting system — Election technology Certification of voting machines Independent Testing Authority (ITA) NVLAP VVSG End to end auditable voting systems Help America Vote Act Independent verific … Wikipedia
