file:jbhd12.jpg| This is where the collimated beam will exit the second magnet.
file:jbhd12.jpg| This is where the collimated beam will exit the second magnet.
file:jbhd13.jpg| An upstream view of the "Collimator Cave."
file:jbhd13.jpg| An upstream view of the "Collimator Cave."
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file:jbhd14.jpg| The collimated beam will travel through this opening to the main room of Hall D, where the BCAL and FCAL are located.
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file:jbhd14.jpg| The collimated beam will travel through this opening to the main room of Hall D, where the Barrel Calorimeter (BCAL) and Forward Calorimeter (FCAL) are located.