8 Terms
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Mapping science
The systemic study of the processes and designs involved with map making.
Industry: Earth science
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Mapping science
Centre line of a street
Earth science; Mapping science
The line, along a street, midway between the sides of the street. The term usually applies to the centre line of the original street, before its widening or closing. To avoid ambiguity, if the ...
Instrument circle
Earth science; Mapping science
(1) A telescope having motion only about a horizontal axis. e.g., a meridian circle is a telescope having movement only in the plane of the meridian. (2) A circular disc or ring whose perimeter ...
Geodetic stellar camera
Earth science; Mapping science
A terrestrial camera used to photograph lighted objects or lights at considerable distances above the ground and against a background of stars. The object may be the Moon, a flare, a light carried ...
Collimation position
Earth science; Mapping science
The ideal position of the line of sight of a telescope - that is, the optical axis. This definition may be self contradictory.
Hand-held compass, liquid-damped
Earth science; Mapping science
A hand-held compass containing a liquid that damps the motion of the needle.
Binormal
Earth science; Mapping science
That vector which, at a point on a curve, forms a right handed set with the positive tangent and the positive normal, in that order.
Calibration card
Earth science; Mapping science
A card having a list of calibration corrections or calibrated values.
