Remote-sensing image:

A remote-sensing image is defined as an image produced by a recording device that is not in physical or intimate contact with the object under study. This may be a map or other image that is obtained through various remote sensing devices such as cameras, computers, lasers, radio frequency receivers, radar systems, sonar, seismographs, gravimeters, magnetometers, and scintillation counters. When the image has cartographic or bibliographic information added, it is referred to as a remote-sensing map.

Code r in 007/00 Category of material indicates that the item is a remote-sensing image or remote-sensing map.