line-of-sight range
11range finder — any of various instruments for determining the distance from the observer to a particular object, as for sighting a gun or adjusting the focus of a camera. Also, rangefinder. [1870 75] * * * Instrument used to measure the distance from the… …
12line — line1 noun 1》 a long, narrow mark or band. ↘Mathematics a straight or curved continuous extent of length without breadth. ↘a wrinkle in the skin. ↘a contour or outline as a feature of design. ↘a curve connecting all points having… …
13sight — Synonyms and related words: Anschauung, aim, aim at, airscape, amazement, angle, angle of vision, assumption, astonishing thing, astonishment, atrocity, attitude, awe inspiring, baboon, bag, barrel, basis, batch, behold, bend, blemish, blot,… …
14line — I. /laɪn / (say luyn) noun 1. a mark or stroke long in proportion to its breadth, made with a pen, pencil, tool, etc., on a surface. 2. something resembling a traced line, as a band of colour, a seam, a furrow, etc.: lines of stratification in… …
15range angle — noun : the angle formed between a vertical line and the line of sight to an aiming point at the instant of release of an aerial bomb called also dropping angle, sighting angle …
16sight — [sīt] n. [ME siht < OE (ge)siht < base of seon, to SEE1] 1. a) something seen; view b) a remarkable or spectacular view; spectacle c) a thing worth seeing usually used in pl. [the sights of the city] …
17Iron sight — Sight picture through iron sights of an H K MP5 submachine gun. The annular shroud around the front post sight is aligned with the rear peep sight to ensure the weapon is properly trained. Iron sights are a system of shaped alignment markers… …
18sight — n. & v. n. 1 a the faculty of seeing with the eyes (lost his sight). b the act or an instance of seeing; the state of being seen. 2 a thing seen; a display, show, or spectacle (not a pretty sight; a beautiful sight). 3 a way of looking at or… …
19sight — /saɪt / (say suyt) noun 1. the power or faculty of seeing; vision. 2. the act or fact of seeing. 3. range of vision: in sight of land. 4. a view; glimpse. 5. mental view or regard. 6. something seen or to be seen; spectacle: the sights of the… …
20Telescopic sight — Scope redirects here. For other uses, see Scope (disambiguation). View through a 4x rifle scope. A telescopic sight, commonly called a scope, is a sighting device that is based on an optical refracting telescope. They are equipped with some form… …
