continuous-wave operation
121Telegraphy — (from the Greek words (τηλε) = far and (γραφειν) = write) is the long distance transmission of written messages without physical transport of letters. Radiotelegraphy or wireless telegraphy transmits messages using radio. Telegraphy includes… …
122Disk laser — Not to be confused with Laserdisc. Fig.1. An optically pumped disk laser (active mirror). A disk laser or active mirror (Fig.1.) is a type of solid state laser characterized by a heat sink and laser output that are realized on opposite sides of a …
123Bristol Bloodhound — Infobox Weapon is missile=yes caption= A Bloodhound missile at the RAF Museum, Hendon, London. name=Bloodhound Mk 2 type=SAM origin=United Kingdom launch platform=Fixed installation target=High altitude bomber manufacturer=Bristol Aeroplane Co.… …
124Carbon dioxide laser — The carbon dioxide laser (CO2 laser) was one of the earliest gas lasers to be developed (invented by Kumar Patel of Bell Labs in 1964 [cite journal last = Patel first = C. K. N. authorlink = C. Kumar N. Patel year = 1964 title = Continuous Wave… …
125Mobile phone radiation and health — A man speaking on a mobile telephone The effect of mobile phone radiation on human health is the subject of recent interest and study, as a result of the enormous increase in mobile phone usage throughout the world (as of June 2009 …
126Fire-control radar — A fire control radar is a radar which is designed specifically to provide information (mainly target azimuth, elevation, range and velocity) to a fire control system in order to calculate a firing solution (i.e. information on how to direct… …
127Double-clad fiber — Refractive index profile of dispersion compensating double clad fiber. c:core, i:inner cladding, o:outer cladding …
128Laser beam profiler — A laser beam profiler captures, displays, and records the spatial intensity profile of a laser beam at a particular plane transverse to the beam propagation path. Since there are many types of lasers ultraviolet, visible, infrared, continuous… …
