sight by cross-hairs

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• cross hairs — cross′ hairs n. pl. opt fine wires or fibers crossing in a focal plane of an optical instrument to center an object or to define a line of sight …   From formal English to slang

• cross hairs — n. crossed lines, as of fine hair or cobweb, mounted in the optical system of a telescopic gun sight, surveyor s level, etc., to assist in precise aiming or centering of the instrument …   English World dictionary

• cross hairs — 1. Also called cross wires. fine wires or fibers, strands of spider web, or the like, crossing in a focal plane of an optical instrument to center a target or object or to define a line of sight. 2. marks for aiding in the positioning of… …   Useful english dictionary

• cross hairs — 1. Also called cross wires. fine wires or fibers, strands of spider web, or the like, crossing in a focal plane of an optical instrument to center a target or object or to define a line of sight. 2. marks for aiding in the positioning of… …   Universalium

• cross hair — noun either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration he had the target in his cross hairs • Syn: ↑cross wire • Hypernyms: ↑line • Part Holonyms:… …   Useful english dictionary

• Telescopic 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… …   Wikipedia

• surveying — /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… …   Universalium

• 5"/38 caliber gun — Infobox Weapon name= 5 /38 Caliber Gun caption= Two Mk 30 single enclosed base ring mounts on a Fletcher class destroyer. origin= United States type= Deck Gun is artillery=yes service= 1934 used by= US Navy, US Coast Guard, Royal Navy, Danish… …   Wikipedia

• Sniper — For other uses, see Sniper (disambiguation). Sniper US Army sniper team shooting from within a room in Afghanistan with M24 SWS, 19 October 2006. Occupation Names Sniper Activity …   Wikipedia

• Avro Lancaster — Lanc redirects here. Distinguish from lank (adjective), and from Amon Lanc (a place in Tolkien s fiction). Infobox Aircraft name= Avro Lancaster type= Heavy bomber manufacturer= Avro caption= Royal Air Force Avro Lancaster B I PA474 of the Battle …   Wikipedia

• Aiming point — In field artillery, the accuracy of indirect fire depends on the use of aiming points. In air force terminology the aiming point (or A.P.) refers to holding the intersection of the cross hairs on a bombsight when fixed at a specific target. An… …   Wikipedia