Is the aerial orthophoto 1: 1000 clear?

Safe. But under the same shooting conditions, the aerial photography of 1:500 is clearer than that of 1: 1000.

Aerial photography, also known as aerial photography, aerial photography or aerial photography, refers to shooting the earth's landform from the air to get a top view, which is an aerial photograph. The aerial camera can be controlled by the photographer, and can also be automatically photographed or remotely controlled. The platforms used in aerial photography include airplanes, helicopters, hot air balloons, small spacecraft, rockets, kites and parachutes. In order to make aerial photos stable, advanced photographic equipment such as Spacecam is sometimes used, and the stable function of three-axis gyroscope can be used to provide high-quality stable images even under long focal length lenses.

Aerial photography can clearly show the geographical form, so it is not only a part of photography art, but also used in military affairs, traffic construction, water conservancy projects, ecological research, urban planning and so on. After 20 10, due to the popularity of multi-axis remote-controlled aircraft, many amateur players carried out aerial photography activities.