With the STReAM360 technology, the Zoom95 easily and quickly finds, locks and traces the prism: Scout: Vertical laser fan is emitted from the rotating instrument. As soon as reflections from a prism are received, the Zoom95 accurately aims towards this prism. TRack: The target is being continuously tracked. Once locked onto, the instrument remains accurately aimed even on fast moving targets. AiM: The Zoom95 aims accurately at any prism, without the need to look through the telescope.