Long Range Electro Optical (EO) Surveillance – Part 1

Royal Regiment of Artillery during a two-week long exercise in the UK. He is shown undergoing a two man Bergen river crossing drill.

The definition of Long Range EO Surveillance varies considerably depending on the particular application. The purpose of this document is to define what is meant by EO surveillance and then to determine different degrees of Long Range EO surveillance arbitrarily. The text then discusses the various techniques and technologies available to meet the requirement.