Patent ID: 8071927

Claim:
A method for manufacturing a radiation collection device for a missile guidance system, comprising: forming a light pipe with a first open end, a second open end, and a body spanning a length between the first and second open ends, wherein the body: defines a hollow interior between the first and second open ends; and comprises a reflective inner wall configured to reflect and concentrate radiation entering the hollow interior through the first open end to the second open end; inserting a first section plate into the hollow interior to define at least two sections along the length of the body between the first and second open ends, wherein the first section plate comprises a reflective surface configured to reflect radiation; inserting a second section plate into the hollow interior to define at least one additional section along the length of the body between the first and second open ends, wherein the second section plate comprises a reflective surface configured to reflect radiation; and securing the inserted first section plate and the second section plate to the light pipe.