A prism is a 3D shape which has a constant cross section - both ends of the solid are the same shape and anywhere you cut parallel to these ends will give you the same shape. For example, in the prism ...

The ABBOTT PRISM System is an automated immunoassay analyzer designed to perform Chemiluminescent immunoassay (ChLIA) technology. The ABBOTT PRISM performs batch/continuous access and STAT processing ...