Patent ID: 8717432

Claim:
A geographical data collecting device, comprising: a distance measuring unit for projecting a distance measuring light and for measuring a distance to an object to be measured, an image pickup unit for taking an image in a measuring direction, a display unit for displaying said taken image, a touch panel installed to match a position of screen of said display unit, a tilt sensor for detecting a tilting, an azimuth sensor for detecting a horizontal angle in the measuring direction, and a control arithmetic unit, wherein said control arithmetic unit: takes an image of a measurement range using said image pickup unit, displays said taken image of said measurement range as a reference image on said display unit, acquires a measured image with a measuring point as a center using said image pickup unit, determines a distance from said geographical data collecting device to said acquired measuring point using said distance measuring unit, uses image matching to calculate the location of the measuring point in said reference image, repeats said acquires, determines and uses steps for at least one additional measuring point, and displays previously measured measuring points on said reference image.