# Photopeak in Input Data

**URL:** <https://pytomography.discourse.group/t/photopeak-in-input-data/62>\
**Category:** General\
**Created:** [September 6, 2024, 2:51am UTC](https://pytomography.discourse.group/t/photopeak-in-input-data/62 "2024-09-06T02:51:12Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![AKMAL](https://avatars.discourse-cdn.com/v4/letter/a/d2c977/32.png) [@AKMAL](https://pytomography.discourse.group/u/AKMAL)\
**Post date:** [September 6, 2024, 2:51am UTC](https://pytomography.discourse.group/t/photopeak-in-input-data/62/1 "2024-09-06T02:51:12Z")

</div>

Dear All,

I bit confused about input data. Which data i should to choose? Because in SIMIND the data photopeak **.spe**

But when I want to choose, there is no option.

Is it we have to upload first in data?

![image](https://global.discourse-cdn.com/free1/uploads/pytomography/original/1X/878a724e1e0108ab34a95043e105c3e00ee2378c.png)

---

<div class="post-metadata">

**Author:** ![lukepolson](https://avatars.discourse-cdn.com/v4/letter/l/e9a140/32.png) [@lukepolson](https://pytomography.discourse.group/u/lukepolson)\
**Post date:** [September 27, 2024, 5:01am UTC](https://pytomography.discourse.group/t/photopeak-in-input-data/62/2 "2024-09-27T05:01:58Z")

</div>

You first have to use the DICOM converter to convert the SIMIND data to a DICOM file