Distance Measuring Apparatus, Distance Measuring Method, Distance Measurement Program And Computer Readable Recording Medium

摘要

A distance measuring apparatus comprises: an edge specifying part 101 for specifying the edge of a probe 6 in a secondary portrait appearing on the surface of a work 9 and an image of the probe 6; a straight line inserting part 102 for inserting a straight line along the outer edge of the secondary portrait onto an image, and an overlap determining part 103 for determining an overlap of the edge and the straight line, wherein one or more LED lamps 7, and calculating part for calculating the distance wherein the imaging device and the probe 6 are movably held integrally for the surface of the work 9.