Specification for pair spectrometer and target
From GlueXWiki
The following paragraphs refer to the pair spectrometer in Hall B (Primex spectrometer). The magnet is a second-hand dipole magnet suitable for deflecting electron-positron pairs produced in a thin converter in front of the 1.5Tm magnet. A harp is used to allow for converter foils of 10-3, 10-2, 0.1 X0.
