Researchers in China have developed an exceptionally powerful synthetic aperture lidar system that could enable the nation to scrutinize foreign assets – particularly military spy satellites ...

The laser-imaging system was able to achieve levels of detail that are 100 times better than the leading spy cameras that use lenses. A test carried out by Lockheed Martin in the US in 2011 ...

and tell the distance to objects with an accuracy of 15.6mm – a level of detail 100 times better than what can be seen with the leading spy cameras and telescopes that use lenses.