tv camera alignment device
31Traffic light — The traffic light, also known as traffic signal, stop light, traffic lamp, stop and go lights, robot or semaphore, is a signaling device positioned at a road intersection, pedestrian crossing, or other location. Its purpose is to indicate, using… …
32surveying — /seuhr vay ing/, n. 1. the science or scientific method of making surveys of land. 2. the occupation of one who makes land surveys. 3. the act of one who surveys: The surveying required nearly two days. [1425 75; late ME: act of examining… …
33Copy protection — Copy protection, also known as content protection, copy obstruction, copy prevention and copy restriction, refer to techniques used for preventing the reproduction of software, films, music, and other media, usually for copyright reasons.[1]… …
34GRENOUILLE — Grating eliminated no nonsense observation of ultrafast incident laser light e fields (GRENOUILLE) is an ultrashort pulse measurement technique based on frequency resolved optical gating (FROG). The somewhat frivolous acronym was chosen because… …
35microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… …
36Apollo 8 — Infobox Space mission mission name = Apollo 8 insignia = Apollo 8 patch.png command module = CM 103 mass 28,817 kg service module = SM 103 lunar module = Lunar Test Article (LTA B) mass 9,026 kg booster = Saturn V SA 503 crew size = 3 launch pad …
37Optical printer — A 35 mm optical printer with two projector heads, used in producing movie special effects. Starting from the left, you can see light shining from the lamp house, then at A is the first projector s film gate, at B a lens that projects the film in… …
38Astrophotography — An image of Orion s Belt composited from digitized black and white photographic plates recorded through red and blue astronomical filters, with a computer synthesized green channel. The plates were taken using the Samuel Oschin Telescope between… …
39publishing, history of — Introduction an account of the selection, preparation, and marketing of printed matter from its origins in ancient times to the present. The activity has grown from small beginnings into a vast and complex industry responsible for the… …
40QR code — for the URL of the English Wikipedia Mobile main page A QR code (abbreviated from Quick Response code) is a type of matrix barcode (or two dimensional code) first designed for the automotive industry. More recently, the system has become popular… …
