# NRRD scale factor

**URL:** <https://discourse.slicer.org/t/nrrd-scale-factor/10232>\
**Category:** Support\
**Created:** [February 13, 2020, 1:51am UTC](https://discourse.slicer.org/t/nrrd-scale-factor/10232 "2020-02-13T01:51:50Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![Hamburgerfinger](https://avatars.discourse-cdn.com/v4/letter/h/eb9ed0/32.png) [@Hamburgerfinger](https://discourse.slicer.org/u/Hamburgerfinger)\
**Post date:** [February 13, 2020, 6:08am UTC](https://discourse.slicer.org/t/nrrd-scale-factor/10232/3 "2020-02-13T06:08:20Z")

</div>

Ah sorry I mean a scalar which the raw image intensities (mine are integers) are multiplied by to give a real-world value (mine is activity concentration in Bq/mL) – in other words like the rescale slope in DICOM format. Is there an equivalent in the NRRD format that Slicer recognizes?

---

_[View the full topic](https://discourse.slicer.org/t/nrrd-scale-factor/10232)._