- aerial photography and survey
- photographie aérienne et observation (2e)
English-French insurance dictionary. 2013.
aerial photography and survey
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Aerial photography — is the taking of photographs of the ground from an elevated position. The term usually refers to images in which the camera is not supported by a ground based structure. Cameras may be hand held or mounted, and photographs may be taken by a… … Wikipedia
Survey — may refer to:Geography*Surveying, the technique and science of measuring positions and distances on Earth *Aerial survey, a method of collecting information using aerial photography *Cadastral survey, used to document land ownership, by the… … Wikipedia
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Aerial survey — is a geomatics method of collecting information by utilising aerial photography or from remote sensing imagery using other bands of the electromagnetic spectrum, such as infrared, gamma, or ultraviolet. It can also refer to the chart or map made… … Wikipedia
Aerial archaeology — is the study of archaeological remains by examining them from altitude.The advantages of gaining a good aerial view of the ground had been long appreciated by archaeologists as a high viewpoint permits a better appreciation of fine details and… … Wikipedia
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium
photography, history of — Introduction method of recording the image of an object through the action of light, or related radiation, on a light sensitive material. The word, derived from the Greek photos (“light”) and graphein (“to draw”), was first used in the… … Universalium
aerial survey — noun : a survey utilizing aerial photographs * * * 1. a survey made from above, as from an aircraft, a high point, etc. 2. a survey that maps an area by means of aerial photography, photogrammetry, and the like. [1915 20] * * * aerial survey, a… … Useful english dictionary
aerial — aer•i•al adj. [[t]ˈɛər i əl, eɪˈɪər i əl[/t]] n. [[t]ˈɛər i əl[/t]] adj. 1) of, in, or produced by the air: aerial currents[/ex] 2) done in or from the air: aerial photography; an aerial survey[/ex] 3) inhabiting or frequenting the air: aerial… … From formal English to slang
aerial survey — 1. a survey made from above, as from an aircraft, a high point, etc. 2. a survey that maps an area by means of aerial photography, photogrammetry, and the like. [1915 20] * * * … Universalium
Ordnance Survey International — Formerly Directorate of Colonial Surveys Directorate of Overseas Surveys Ordnance Survey (Overseas Surveys Directorate) Formation 1946 Extinction 2001 (55 years) Type GO Purpose/focus Provided a central survey an … Wikipedia
