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Probe system components
![SP25M family tree](/cmmsupport/knowledgebase/media/img/en/9174cd21cebc48689c34d3a8324081ce.jpg)
* Other variants exist
Scanning
The SM25 range of scanning modules are only compatible with the respective range of numbered stylus holders. Each scanning module is optimised to provide reliable and accurate measurement at a range of working lengths.
Touch-trigger probing
The TM25-20 adaptor module provides touch-trigger probing capability by utilising the full range of TP20 probe modules. Please visit www.renishaw.com/cmmguides for more information on the Renishaw TP20 touch-trigger probe system.