2300082-A is referenced by 91 patents and cites 6 patents.

Distance measuring apparatus for determining the height or range of an object from a viewing point, said apparatus comprising imaging means for forming an image of the scene viewed along an optical axis, and means for determining the size of the image of said object within the image of the viewed scene, thereby to determine the distance of the said object from said imaging means, based upon the actual size of said object. Two measurements in different directions can give object attitude (fig 2).

Distance measuring apparatus
Application Number
GB19950008026 19950421
Publication Number
2300082 (A)
Application Date
April 21, 1995
Publication Date
October 23, 1996
Armour Michael Francis
British Aerospace
G01S 11/12
G02B 07/32
G01S 11/00
G01C 03/00
G02B 07/32
G01S 11/12
G01C 03/22
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