illuminating laser
111linescan — The device for scanning successive narrow strips of the ground to produce a picture of the terrain over which the aircraft is flying. An active optical linescan uses an airborne illuminating device such as a laser, whereas a passive optical… …
112hologram — hol•o•gram [[t]ˈhɒl əˌgræm, ˈhoʊ lə [/t]] n. opt a three dimensional image of an object produced by recording on a photographic plate or film the patterns of interference formed by a split laser beam and then illuminating the pattern with usu.… …
113hologram — n. photograph taken, without a lens, by the interference of two laser beams, one illuminating the object and the other directed on to the film or plate; three dimensional image produced from such a photograph. ♦ holography, n. ♦… …