Updated: Jun 9
An orthophoto, orthophotograph or orthoimage is an aerial photograph or satellite imagery geometrically corrected ("orthorectified") such that the scale is uniform: the photo or image follows a given map projection. Unlike an uncorrected aerial photograph, an orthophoto can be used to measure true distances, because it is an accurate representation of the Earth's surface, having been adjusted for topographic relief, lens distortion, and camera tilt.
Simply put, an orthomosaic map is a photograph made up of many photographs which are stitched together. The image is orthorectified so it makes it accurate.
Uses of Orthomosic Mapping
Mapping is being used in many different applications. From large pieces of real estate (to large to show a potential buyer), law enforcement mapping an area