# visualize a csv file using streamline

**URL:** https://discourse.paraview.org/t/visualize-a-csv-file-using-streamline/16967
**Category:** ParaView Support
**Created:** [July 16, 2025, 6:43pm UTC](https://discourse.paraview.org/t/visualize-a-csv-file-using-streamline/16967 "2025-07-16T18:43:47Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![chenyu\_shang](https://discourse.paraview.org/user_avatar/discourse.paraview.org/chenyu_shang/32/16718_2.png) [@chenyu\_shang](https://discourse.paraview.org/u/chenyu_shang)
#### Post date: [July 16, 2025, 6:43pm UTC](https://discourse.paraview.org/t/visualize-a-csv-file-using-streamline/16967/1 "2025-07-16T18:43:47Z")

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i have a csv file and i want to visualize it in paraview using streamline, how can i do that.  
i tried first using tabletostructuregrid, and then using calculator. but it failed and generate no imformation

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### Author: ![chenyu\_shang](https://discourse.paraview.org/user_avatar/discourse.paraview.org/chenyu_shang/32/16718_2.png) [@chenyu\_shang](https://discourse.paraview.org/u/chenyu_shang)
#### Post date: [July 16, 2025, 6:45pm UTC](https://discourse.paraview.org/t/visualize-a-csv-file-using-streamline/16967/2 "2025-07-16T18:45:05Z")

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[optic\_axis\_vector\_field.zip](https://discourse.paraview.org/uploads/short-url/cjZwZF3ND7nUcFoqptRFVP0ATCu.zip) (2.5 MB)  
here is my csv file

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### Author: ![mwestphal](https://discourse.paraview.org/user_avatar/discourse.paraview.org/mwestphal/32/17_2.png) [@mwestphal](https://discourse.paraview.org/u/mwestphal)
#### Post date: [July 17, 2025, 7:50am UTC](https://discourse.paraview.org/t/visualize-a-csv-file-using-streamline/16967/3 "2025-07-17T07:50:59Z")

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I managed to open your data with both TableToStructuredGrid and TableToPoints but the vector seems incorrect:

TableToPoints:

 ![image](https://discourse.paraview.org/uploads/default/original/3X/d/5/d5e4dc0bc4a0a0123f32ec1957abedae34239df3.jpeg)

TableToStructuredGrid:

 ![image](https://discourse.paraview.org/uploads/default/original/3X/6/c/6c60a75836b8c4662fdeca0509684346eb636a33.jpeg)

Here is the state file if that helps:

[optic\_axis.pvsm](https://discourse.paraview.org/uploads/short-url/sZ6CN4nkeHjza4S29vGqfD2JL0p.pvsm) (990.2 KB)