Rectified photography may be defined as the process of obtaining "a photograph where the tilt and scale of the image have been adjusted to fit control values, typically for a single plane." From: English Heritage - Documentation for Conservation: A Manual for Teaching Metric Survey Skills A technique based on the concept of bringi [..]

A photographic method of surveying a building or structure based on images taken in a parallel plane to the face of a building or structure and associated with a form of scale control and where photographic images are taken at accurate right angles to the plane of the photographed image.